QS12H Single lock Anti spark Black Male Connector For Electric bicycle electric motor car Energy storage battery UAV Drone airplane

  • High-current QS12H Single Lock Anti Spark Black Male Connector

  • Durable nylon housing with 12mm silver-plated copper terminals

  • Rated for 260A–320A current and 600V DC voltage

  • Operating temperature range: –30°C to 150°C

  • Single-lock design ensures spark-free, secure connections

  • Ideal for electric bicycles, motor cars, drones, UAVs, and energy storage systems

  • Manufactured by NDBC – LOFTY AGROTECH

Description

 

QS12H Single Lock Anti Spark Black Male Connector – High-Performance Electrical Connectivity by NDBC – LOFTY AGROTECH

The QS12H Single Lock Anti Spark Black Male Connector by NDBC – LOFTY AGROTECH is engineered for high-power electrical systems, delivering reliable, spark-free, and secure connectivity across demanding applications. This connector is ideal for electric bicycles, motor cars, drones, UAVs, energy storage systems, and industrial equipment. Built with premium nylon housing and 12mm silver-plated copper terminals, the QS12H ensures safe, efficient, and durable connections in high-current environments.

Rated for 260A–320A current and 600V DC voltage, with an operating temperature range of –30°C to 150°C, the QS12H connector is designed to maintain consistent electrical performance even under extreme conditions. Its single-lock anti-spark design prevents accidental disconnections and sparks, making it a trusted choice for engineers, hobbyists, and industrial operators alike.

Single Lock Anti Spark Black Male Connector


Key Features of the QS12H Single Lock Anti Spark Black Male Connector

The QS12H Single Lock Anti Spark Black Male Connector is packed with features that guarantee high performance, safety, and long-term reliability.


High-Current Capacity

The QS12H connector handles 260A–320A, ensuring efficient power transfer even in demanding electrical systems. Its high-current rating:

  • Reduces voltage drops and energy loss
  • Minimizes heat generation, maintaining safe operation
  • Ensures stable performance under peak load conditions
  • Supports high-performance EV powertrains, drones, and industrial machinery

This makes the QS12H Single Lock Anti Spark Black Male Connector indispensable for applications where reliable high-current performance is critical.


Anti-Spark Design

Safety is a primary concern in high-current systems. The QS12H connector’s anti-spark technology:

  • Prevents sparking during connection and disconnection
  • Protects sensitive electronics and batteries from damage
  • Ensures user safety in professional and hobbyist applications

This feature makes the QS12H Single Lock Anti Spark Black Male Connector ideal for electric vehicles, UAVs, drones, and energy storage systems where safety cannot be compromised.


Durable Nylon Housing

The QS12H connector features robust nylon housing to:

  • Protect internal terminals from mechanical stress and impact
  • Maintain thermal stability between –30°C and 150°C
  • Resist dust, moisture, and environmental stress
  • Provide long-term durability in outdoor, industrial, and automotive environments

The QS12H Single Lock Anti Spark Black Male Connector ensures reliable performance even under extreme conditions, making it a dependable choice for long-term high-power applications.


Silver-Plated Copper Terminals

Equipped with 12mm silver-plated copper terminals, the QS12H connector offers:

  • Excellent electrical conductivity for minimal resistance
  • Corrosion and oxidation resistance, preserving long-term performance
  • Stable current flow for high-power applications

The QS12H Single Lock Anti Spark Black Male Connector guarantees efficient and consistent power transfer across all applications, from electric bicycles to industrial machinery.


Single Lock Mechanism

The single-lock design ensures:

  • Secure connection between male and female components
  • Prevention of accidental disconnection, even under vibration or movement
  • Continuous spark-free operation, critical for high-current systems

This mechanism makes the QS12H Single Lock Anti Spark Black Male Connector a reliable and safe choice for professional and hobbyist users.


Technical Specifications

The QS12H Single Lock Anti Spark Black Male Connector is engineered to meet strict electrical and mechanical standards.

Feature Specification
Connector Type Single Lock Anti Spark Black Male Connector
Material Nylon housing, 12mm silver-plated copper terminals
Current Capacity 260A–320A
Voltage Rating 600V DC
Operating Temperature –30°C to 150°C
Applications Electric bicycles, motor cars, drones, UAVs, energy storage systems
Brand NDBC – LOFTY AGROTECH

Single Lock Anti Spark Black Male ConnectorThese specifications make the QS12H Single Lock Anti Spark Black Male Connector suitable for high-demand power systems where safety, efficiency, and durability are essential

 

Connector Type

The QS12H is a Single Lock Anti Spark Black Male Connector, designed to provide secure, spark-free connections in demanding electrical systems.

  • The single-lock mechanism ensures that the male and female components remain firmly engaged, preventing accidental disconnections.
  • Its anti-spark design protects sensitive electronics and reduces the risk of damage during connection or disconnection.
  • Ideal for applications requiring high-current stability and safe operation, including EVs, drones, and energy storage systems.

Material

Constructed with high-strength nylon housing and 12mm silver-plated copper terminals, the QS12H connector is built to last:

  • The nylon housing provides mechanical protection, impact resistance, and thermal stability, operating reliably in temperatures ranging from –30°C to 150°C.
  • The silver-plated copper terminals ensure excellent electrical conductivity, low resistance, and corrosion resistance, maintaining stable connections even in outdoor or humid environments.
  • This combination of materials guarantees durability, safety, and efficiency for long-term high-current applications.

Current Capacity and Voltage Rating

The QS12H connector is engineered to handle high-power electrical loads:

  • Current Capacity: 260A–320A, supporting heavy-duty applications like EV powertrains, industrial machinery, and UAV systems.
  • Voltage Rating: 600V DC, ensuring safe operation in high-voltage circuits.
  • The design minimizes energy loss and voltage drops, providing consistent and efficient power transfer across all applications.

Operating Temperature

The QS12H connector can safely operate in extreme temperatures:

  • Temperature Range: –30°C to 150°C, making it suitable for both indoor and outdoor environments.
  • Thermal stability ensures uninterrupted performance under heat generated by high-current flow and external environmental conditions.
  • This makes it ideal for industrial machinery, electric vehicles, drones, and energy storage systems exposed to varying temperatures.

Applications

The QS12H Single Lock Anti Spark Black Male Connector is versatile and widely applicable:

  • Electric Bicycles: Reliable battery-to-motor connections for safe and efficient operation.
  • Motor Cars and Electric Vehicles: High-current connectivity for EV powertrains and automotive electronics.
  • Drones and UAVs: Stable, spark-free connections for flight-critical electronics.
  • Energy Storage Systems: Efficient and safe battery-to-system connectivity for large-scale arrays.
  • Industrial Equipment: High-current power distribution in robotics, machinery, and automation systems.

Brand

Designed and manufactured by NDBC – LOFTY AGROTECH, the QS12H connector reflects premium engineering, strict quality control, and reliable performance:

  • NDBC connectors are globally trusted for durability, safety, and professional-grade construction.
  • Every QS12H connector undergoes quality checks for dimensional accuracy, electrical integrity, and mechanical robustness.
  • Backed by eco-friendly manufacturing practices, ensuring sustainability alongside high performance.

The QS12H Single Lock Anti Spark Black Male Connector combines high-current capacity, robust materials, thermal stability, and advanced safety features, making it a trusted solution for electric vehicles, drones, energy storage systems, and industrial high-power applications.


Applications of the QS12H Single Lock Anti Spark Black Male Connector

The QS12H Single Lock Anti Spark Black Male Connector is a high-performance, versatile connector engineered for high-current and high-voltage systems. Its durable construction, anti-spark design, and secure single-lock mechanism make it suitable for a wide range of applications, from electric vehicles and drones to industrial equipment and energy storage systems.


Electric Bicycles

The QS12H connector is perfect for electric bicycles where safe, high-current connections are critical:

  • Ensures stable and efficient power transfer from batteries to motors.
  • Spark-free design prevents accidental electrical discharge during connection and disconnection.
  • Robust construction and temperature resistance make it suitable for outdoor and off-road conditions.
  • Maintains reliable performance even under frequent start-stop cycles and vibrations.

With the QS12H connector, e-bike systems achieve maximum efficiency, safety, and longevity, making it a trusted choice for both recreational and professional riders.


Motor Cars and Electric Vehicles

For electric vehicles (EVs) and motor cars, the QS12H connector supports high-current powertrains:

  • Provides spark-free, reliable connections essential for EV battery packs and power distribution units.
  • Maintains performance under vibration, shock, and extreme temperatures experienced in automotive applications.
  • Ensures consistent electrical conductivity to support high-performance EV motors.
  • Ideal for electric motorcycles, cars, and commercial EV fleets, where safety and reliability are critical.

The QS12H Single Lock Anti Spark Black Male Connector is indispensable in automotive systems, ensuring safe and efficient operation across all powertrain components.


 Drones and UAVs

In drones, UAVs, and aerial robotics, reliable high-current connections are critical:

  • Delivers stable, uninterrupted power to flight-critical electronics.
  • Prevents sparks during connection or disconnection, protecting sensitive circuitry.
  • Lightweight yet robust design supports aerial applications without adding unnecessary weight.
  • Suitable for professional UAVs, delivery drones, and racing drones requiring high-current stability.

The QS12H connector provides confidence in airborne operations, reducing risks of mid-flight power loss.


Energy Storage Systems

For industrial and commercial energy storage, the QS12H connector ensures safe, high-current performance:

  • Efficiently connects batteries to large-scale energy storage arrays.
  • Maintains stable high-current transfer, preventing voltage drops and energy loss.
  • Spark-free design protects expensive battery systems and reduces downtime.
  • Ideal for solar energy storage, backup power systems, and grid-scale battery banks.

With QS12H connectors, energy storage setups achieve maximum efficiency, reliability, and operational safety.


Industrial Equipment

High-current industrial machinery and robotics benefit from the QS12H connector’s robust construction:

  • Supports high-current power distribution to motors, actuators, and control systems.
  • Maintains mechanical durability and electrical reliability even under heavy loads.
  • Designed for continuous operation in challenging industrial environments.
  • Reduces maintenance needs and improves system uptime.

The QS12H Single Lock Anti Spark Black Male Connector is an ideal solution for industrial automation, manufacturing machinery, and high-power robotic systems.


The QS12H Single Lock Anti Spark Black Male Connector combines high-current capacity, spark-free performance, and durable construction, making it suitable for a broad range of applications—from recreational e-bikes and UAVs to professional EVs, energy storage, and industrial machinery. Its versatility, reliability, and safety features make it a trusted choice for engineers, hobbyists, and industrial users alike.


 

 

Advantages of Choosing NDBC – LOFTY AGROTECH for the QS12H Connector

Selecting the QS12H Single Lock Anti Spark Black Male Connector from NDBC – LOFTY AGROTECH means investing in quality, reliability, and innovative engineering. Every aspect of the QS12H connector—from material selection to manufacturing processes—is designed to meet the highest standards, ensuring superior performance in high-current and high-voltage applications such as electric bicycles, motor cars, drones, UAVs, and energy storage systems.


Quality Assurance

Quality is at the core of NDBC – LOFTY AGROTECH’s manufacturing philosophy:

  • Every QS12H connector undergoes strict quality control at every stage of production.
  • Ensures dimensional accuracy, precise electrical contacts, and flawless surface finish.
  • Guarantees premium performance and long-lasting reliability even under extreme currents ranging from 260A–320A and voltages up to 600V DC.
  • Each connector is tested for mechanical endurance, insertion cycles, and thermal stability, making it suitable for professional and industrial-grade applications.

This rigorous quality assurance process ensures that the QS12H connector performs reliably in critical, high-power systems, reducing downtime and maintenance costs.


Brand Reliability

NDBC – LOFTY AGROTECH is recognized worldwide for professional-grade electrical connectors:

  • QS12H connectors reflect the brand’s commitment to durable, safe, and high-performance solutions.
  • Trusted by engineers, hobbyists, and industrial users, NDBC connectors provide consistent performance across multiple high-current applications.
  • The QS12H Single Lock Anti Spark Black Male Connector embodies reliable engineering, providing confidence that connections will remain secure and spark-free under demanding conditions.

By choosing NDBC, users invest in a connector brand known for dependability and professional standards.


Sustainable Manufacturing

NDBC – LOFTY AGROTECH integrates eco-friendly practices into the production of the QS12H connector:

  • Manufacturing minimizes material waste and uses recyclable packaging.
  • Processes are designed to reduce environmental impact while maintaining high-quality output.
  • Aligns performance with environmental responsibility, reflecting modern sustainable engineering practices.

This ensures that while users enjoy top-tier electrical performance, they are also contributing to sustainable and responsible product use.


Technical Innovation

The QS12H connector demonstrates NDBC – LOFTY AGROTECH’s commitment to advanced engineering:

  • Incorporates anti-spark technology to prevent damage during connection and disconnection, enhancing user safety.
  • Features optimized terminal geometry for maximum contact area, reducing resistance and heat generation.
  • Uses thermally stable nylon housing capable of withstanding –30°C to 150°C, suitable for outdoor, industrial, and high-current EV applications.
  • Ensures efficient, safe, and long-lasting connections, making it ideal for high-current systems in electric vehicles, UAVs, drones, energy storage arrays, and industrial machinery.

Through these innovations, the QS12H connector combines safety, efficiency, and durability, offering unmatched performance in critical electrical applications.


 

 

Durability and Longevity of the QS12H Single Lock Anti Spark Black Male Connector

The QS12H Single Lock Anti Spark Black Male Connector is engineered to deliver long-term reliability and performance in high-current, high-voltage applications. Its combination of premium materials, corrosion-resistant contacts, and robust design ensures consistent operation even under demanding conditions. Proper design and material selection make this connector ideal for electric bicycles, motor cars, drones, UAVs, energy storage systems, and industrial equipment.


Resistance to Wear and Tear

The QS12H connector is rigorously tested to withstand thousands of insertion and removal cycles without compromising performance.

  • The high-strength design ensures that repeated use does not degrade mechanical integrity.
  • Electrical performance remains consistent, with minimal resistance and stable conductivity.
  • Suitable for applications where frequent connection and disconnection are required, such as EV battery systems or modular energy storage arrays.

This durability ensures that the QS12H Single Lock Anti Spark Black Male Connector maintains long-lasting, reliable performance over its operational life.


Corrosion-Resistant Contacts

The connector’s 12mm silver-plated copper terminals are highly resistant to oxidation and corrosion.

  • Silver plating acts as a protective barrier against environmental factors such as humidity, moisture, and pollutants.
  • Maintains stable electrical conductivity over time, even in harsh outdoor conditions or industrial settings.
  • Reduces the need for frequent maintenance and ensures consistent high-current performance.

These corrosion-resistant contacts make the QS12H Single Lock Anti Spark Black Male Connector ideal for outdoor and high-humidity environments.


Rugged Nylon Housing

The high-strength nylon housing of the QS12H connector provides superior mechanical protection:

  • Protects internal terminals from impact, vibration, and accidental stress.
  • Resistant to high temperatures, ranging from –30°C to 150°C, ensuring safe operation in varied environmental conditions.
  • Maintains structural integrity in industrial, automotive, and drone applications where connectors are exposed to physical stress.

The rugged housing ensures that the QS12H Single Lock Anti Spark Black Male Connector remains fully operational for years, even under demanding conditions.


Secure Single-Lock Mechanism

The QS12H connector features a reliable single-lock mechanism that guarantees secure connections:

  • Prevents accidental disengagement, even under vibration or movement.
  • Maintains consistent mechanical and electrical contact, ensuring uninterrupted power delivery.
  • Critical for high-current systems where loose connections could lead to sparks, energy loss, or system failure.

The single-lock mechanism reinforces the overall durability, safety, and reliability of the QS12H connector, making it a trusted choice for high-power applications.


 

 

Installation Guidelines for the QS12H Single Lock Anti Spark Black Male Connector

Proper installation of the QS12H Single Lock Anti Spark Black Male Connector is crucial to ensure safety, reliability, and long-term performance in high-current applications. Following these guidelines minimizes risks and maintains optimal connector performance across all applications.


Power Off Before Installation

Before connecting the QS12H connector:

  • Ensure the entire system power is turned off.
  • This precaution prevents sparks, short circuits, and potential electrical hazards during installation.
  • Always verify that capacitors or energy storage components are fully discharged to avoid accidental arcing.

Turning off the power protects both the user and the QS12H Single Lock Anti Spark Black Male Connector, ensuring safe and controlled installation.


Align Connectors Properly

Proper alignment is essential for mechanical integrity and electrical efficiency:

  • Carefully align male and female terminals before mating.
  • Ensure that the connector is oriented correctly according to the design of the mating QS12H female connector.
  • Misalignment can cause mechanical stress, damage to the terminals, or poor electrical contact, leading to voltage drops.

Correct alignment guarantees that the QS12H Single Lock Anti Spark Black Male Connector maintains secure, low-resistance connectivity.


Engage Single-Lock Mechanism

The QS12H connector features a single-lock mechanism that ensures a stable and secure connection:

  • Press the connector firmly until the locking mechanism clicks into place.
  • This click confirms that the male and female components are fully engaged.
  • The lock prevents accidental disconnections, even in vibrating or moving environments like EVs or UAVs.

Engaging the single-lock mechanism ensures spark-free, uninterrupted electrical contact and prevents potential hazards caused by loose connections.


Verify Connection

After installation, always check the connection:

  • Ensure that the connector is fully seated and that no gaps are visible.
  • Visually inspect the terminal contacts and the housing for any misalignment or damage.
  • Confirm that the lock is engaged and the connection is secure.

Verification guarantees that the QS12H Single Lock Anti Spark Black Male Connector will provide reliable, high-current performance without interruptions or sparks.


Periodic Inspection

Even after proper installation, routine inspection is critical for maintaining long-term reliability:

  • Inspect the connector periodically for wear, corrosion, or loosened pins.
  • Check the locking mechanism for smooth operation and ensure it maintains full engagement.
  • Address any minor issues promptly to prevent performance degradation or safety hazards.

Regular inspections maintain the spark-free performance and durability of the QS12H Single Lock Anti Spark Black Male Connector in all high-power applications.


 

 

Maintenance and Handling Tips for the QS12H Single Lock Anti Spark Black Male Connector

Proper maintenance and careful handling of the QS12H Single Lock Anti Spark Black Male Connector ensure long-lasting performance, safety, and reliability in high-current applications. Following these practices helps prevent damage, reduces downtime, and extends the operational life of your connector.


Keep Terminals Clean

Dust, dirt, oil, and other contaminants can interfere with electrical conductivity and cause poor connections or voltage drops. To maintain optimal performance:

  • Wipe the terminals regularly with a soft, dry cloth or use a contact cleaner suitable for electrical components.
  • Avoid harsh chemicals that may damage the silver plating.
  • Ensure connectors are kept covered or sealed when not in use to prevent environmental contamination.

By keeping the terminals clean, the QS12H Single Lock Anti Spark Black Male Connector maintains efficient and reliable power transfer, reducing the risk of sparking or overheating.


Inspect Regularly

Routine inspections help detect early signs of wear or damage before they affect performance. When inspecting your QS12H connector:

  • Look for loosened pins, corrosion, or discoloration on the terminals.
  • Check the nylon housing for cracks, warping, or signs of mechanical stress.
  • Ensure the single-lock mechanism functions smoothly without obstruction.

Regular inspection prevents performance issues and ensures that your QS12H Single Lock Anti Spark Black Male Connector continues to operate safely in high-current systems.


Proper Disconnection

Incorrect disconnection methods can cause mechanical stress, damage to the terminals, or compromise the locking mechanism. Always follow these steps:

  • Grip the connector housing firmly, never the wires, when disconnecting.
  • Avoid twisting or bending the connector excessively during removal.
  • Ensure that both connectors are fully disengaged before storing or transporting.

Using proper disconnection techniques prolongs the life of the QS12H Single Lock Anti Spark Black Male Connector and ensures that electrical contacts remain secure.


Operate Within Rated Limits

Operating beyond the recommended current or voltage ratings can compromise safety and damage the connector. Guidelines include:

  • Current Capacity: 260A–320A
  • Voltage Rating: 600V DC
  • Avoid continuous operation above these limits, as it may generate excessive heat and reduce connector lifespan.

Adhering to rated limits ensures spark-free operation, reliable power delivery, and safe performance of the QS12H Single Lock Anti Spark Black Male Connector.


Use Matched Connectors

For optimal performance and secure connections:

  • Always pair the QS12H Single Lock Anti Spark Black Male Connector with the corresponding QS12H female connector.
  • Mismatched connectors can lead to voltage drops, poor contact, or accidental disconnections.
  • Ensure both connectors are compatible in terms of current rating, voltage rating, and locking mechanism.

Using matched connectors preserves the mechanical integrity and ensures consistent electrical contact, allowing the QS12H connector to perform safely in high-current, high-voltage applications.


 

Conclusion

The QS12H Single Lock Anti Spark Black Male Connector from NDBC – LOFTY AGROTECH is a premium, high-performance solution for high-current and high-voltage applications. Engineered with durable nylon housing, 12mm silver-plated copper terminals, and a secure single-lock anti-spark mechanism, it ensures reliable, spark-free, and efficient power transfer in demanding environments.

Its versatility makes it ideal for electric bicycles, motor cars, drones, UAVs, energy storage systems, and industrial machinery, providing stable connections even under extreme temperatures, vibration, and high-current loads. The connector’s robust design, corrosion-resistant contacts, and thermal stability guarantee long-term durability and operational safety.

Choosing the QS12H connector means investing in quality, innovation, and reliability. Backed by NDBC – LOFTY AGROTECH’s rigorous quality standards and eco-friendly manufacturing practices, it delivers professional-grade performance, peace of mind, and efficient power delivery for engineers, hobbyists, and industrial users alike.

The QS12H Single Lock Anti Spark Black Male Connector is not just a connector—it is a critical component for safe, high-performance electrical systems, making it an indispensable choice for anyone seeking reliability, efficiency, and durability in high-power applications.

Single Lock Anti Spark Black Male Connector

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