Name: 50A Connector Specification Energy storage battery connector
Brand: Juheng technologies co. Ltd.
Availability: InStock
Rating: 5 (1 reviews)

Description

Ⅰ、Product appearance

Positive pole:JH-LJ-50-25H-R

Negative pole:JH-LJ-50-25H-BK

Ⅱ、Performance parameter：

1、Electrical parameters

■ Rated Voltage：200V DC

■ Rated current：50AMP

■ Withstand voltage：600V DC

■ Insulation Resistance：≥500MΩ

■ Contact Resistance：≤0.5mΩ

2、Mechanical parameter

■ Screw bore diameter：M5

■ Tightening torque: M8 Threaded hole (Coarse thread)：3N.m MAX

3、Materials composition

■ Conductor: copper, nickel plated

■ Insulating material：PA66 Flame retardant V0 Level

■ Insulation parts thermal deformation temperature：205℃

■ Color：Positive pole red color / Negative pole black color

Ⅲ、External dimension

Units：mm

Ⅳ、Installation trepanning

Units:mm

Stable 50A Interface for Energy-Storage System Engineers
This 50A connector is built for engineers developing modular energy-storage platforms requiring secure, low-resistance contacts for recurring charge–discharge cycles. The plug uses precision-machined conductive terminals that maintain uniform pressure under load, preventing micro-arcing and ensuring reliable current transfer between battery modules. Its housing material provides strong thermal resistance for environments with long operating hours or fluctuating temperatures. Designed to integrate seamlessly with terminals, bus bars, and harnesses used by professional battery connector supplier networks, the connector supports consistent installation standards. When paired with wiring systems involving battery connector interfaces, it offers predictable behavior across ESS racks, telecom backup units, and compact storage cabinets.

Mechanical Locking and Contact Retention for High-Cycle Applications
The connector employs a secure mechanical locking structure designed to prevent accidental disconnection during vibration, transport, or load transitions. Its contact retention geometry ensures that surface engagement remains stable, minimizing resistance drift and maintaining clean electrical pathways. This is especially beneficial for portable power units, AGVs, hybrid-storage carts, and devices requiring interfaces compatible with lipo battery connector designs. The connector’s layout also supports clear polarity identification, reducing assembly errors during field work. Technicians and integrators sourcing accessories through battery connector wholesale channels benefit from the repeatable specifications that allow consistent performance across large deployment projects.

Cross-Platform Application for EV, Storage, and Auxiliary Power Systems
The 50A capacity makes the connector suitable for mid-range current distribution in EV auxiliary systems, compact energy packs, and modular lithium-storage units. Its contact efficiency and temperature stability allow it to function reliably in confined environments where airflow and clearance are limited. For automotive electrical teams using battery connectors car, the connector provides robust engagement for auxiliary battery lines, DC-DC converter paths, or chassis-mounted components. Integrators building mixed-battery assemblies—AGM, lead-acid, or lithium—can rely on the connector’s stable interface to maintain proper current routing and reduce long-term maintenance demands.Product Advantages

Product Advantages

Precision Contact Geometry Enhancing Current Transfer Quality
The connector’s internal terminal design ensures balanced contact pressure and low resistance, supporting stable 50A current flow even during temperature variations. The plated conductive surfaces resist oxidation, preventing performance decay over extended operational periods. Paired with systems built around battery connector components, this structure helps maintain predictable voltage stability across interconnected modules. The geometry also reduces the likelihood of hotspots, extending connector lifespan and minimizing unplanned service interruptions.

Modular Housing Structure Supporting Multiple System Architectures
Its modular housing accommodates various cable gauges and terminal orientations, enabling installers to integrate the connector into ESS cabinets, mobile units, and compact equipment enclosures. This adaptability is crucial for projects requiring compatibility with lipo battery connector or automotive-grade interfaces such as battery connectors car. The unit’s improved strain-relief design reduces cable fatigue, supporting long-distance harness routing and repeated handling. For distributors and large-scale projects sourced through battery connector wholesale, the standardized structure ensures consistent fitment across systems and manufacturing locations.

User-Safe Mechanical Interaction and Maintenance Clarity
The connector includes ergonomic grip features that allow technicians to disconnect or secure the unit without applying excessive force. Clear marking zones support quick identification, reducing wiring ambiguity during installation or troubleshooting. When installers pair the connector with accessories supplied by a professional battery connector supplier, the integrated safety features help maintain reliable engagement in high-demand environments. These maintenance-friendly characteristics improve on-site efficiency and reduce the risk of incorrect handling.

Use Scenarios

Energy-Storage Integrators Configuring Modular Racks
Integrators managing multi-module ESS racks require connectors that ensure secure contact and stable current transfer across distributed battery blocks. This 50A connector allows precise alignment during installation, reducing assembly time and supporting reliable operation under continuous load. Its compatibility with battery connector ecosystems ensures straightforward integration into cabinet wiring schemes. For teams configuring telecom backup units or solar-storage systems, the connector provides dependable cycling performance and minimizes the risk of intermittent faults.

Automotive Electrical Engineers Managing Auxiliary Power Systems
Engineers working on EV auxiliary lines, DC converters, or onboard power circuits depend on connectors that maintain engagement under vibration and thermal cycling. This connector aligns with requirements for battery connectors car, supporting stable current feeding to pumps, controllers, cooling modules, or auxiliary energy packs. Its mechanical locking ensures reliability during high-motion operation. When paired with components based on lipo battery connector standards, it maintains consistent polarity control and predictable electrical contact.

Field Technicians Handling Equipment Deployment and Maintenance
Technicians performing field installation or system upgrades need connectors that are easy to identify, safe to operate, and tolerant of environmental stress. This 50A connector provides clear terminal marking and stable engagement, supporting efficient troubleshooting during service rounds. For teams sourcing parts from battery connector wholesale networks, its standardized dimensions simplify multi-site maintenance routines. Its durable structure ensures consistent performance even when equipment undergoes frequent relocation or high-duty cycling.

About Us

Our company specializes in producing precision connection systems, conductive components, and wiring solutions for energy-storage platforms, mobility applications, and power-supply equipment. We focus on developing interfaces that maintain stable electrical behavior under continuous cycling, ensuring safety, durability, and predictable system performance. Through controlled material selection, advanced machining processes, and comprehensive inspection standards, we deliver components suited for demanding environments where reliability is critical. Our customer base includes OEM manufacturers, energy-storage integrators, automotive engineering teams, and technical service providers requiring well-validated connectors and wiring systems. By maintaining close communication with project engineers and adapting to evolving system requirements, we help clients improve operational efficiency and long-term system reliability.
Send your technical parameters to our engineering team—we will prepare accurate interface solutions for your project!

FAQ

What temperature range does the connector support?
It withstands typical ESS and automotive auxiliary temperatures, maintaining stable contact without deformation or resistance drift.

Is the connector compatible with multiple connector systems?
Yes. It interfaces with terminals and harnesses using battery connector and lipo battery connector formats.

What is the expected lead time for bulk procurement?
Standard lead time is 2–3 weeks, with extended capacity for battery connector wholesale orders.

Can this connector be used in automotive auxiliary power circuits?
Yes, its locking structure and thermal rating support systems requiring battery connectors car compatibility.

What maintenance procedures are recommended?
Periodic inspection of contact surfaces and locking engagement ensures long-term performance and safe operation.

50A Connector Specification Energy storage battery connector

Description

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