FAC 3 Pin (35A)

The FAC 3pin features a 3-pin design with a rated current of 35A and rated voltage of 690V, supporting reliable power connections in energy storage equipment.

Advantages
● IP67 High protection for demanding environments
● High-current transmission for power requirements
● Dual wiring options for assembly flexibility
● Dual authoritative certifications for safety assurance

Specifications Challenges Positioning Features Applications FAQ Related

Specifications

Rated Voltage: 690V DC
Rated Current: 35A
Withstand Voltage: 4,000V AC
IP Rating: IP67 Mated
OperatingTemperature: -40°C to 105°C
Salt Spray: 5% Nacl, 48H
Mating Cycle: 100 Cycles
Wire Processing:Panel, Crimp; Plug, Screw
Wire Gauge: 10AWG/Max
Flammability Rating: UL94V-0

Challenges

Energy storage systems are often installed outdoors or inside enclosed enclosures, where exposure to moisture, dust, and temperature variations can affect connection reliability. Conventional connectors may experience contact failure or reduced insulation performance under these conditions.


The FAC 3pin connector features IP67 protection to support reliable connections in demanding environments. Its dual wiring options provide greater compatibility with different manufacturing processes and on-site installation requirements.


A snap-lock design enables quick and straightforward assembly, helping improve installation efficiency while reducing installation and maintenance costs.


A reliable and flexible connection solution for demanding energy storage applications.

Positioning

The FAC 3pin is a waterproof wire-to-board connector featuring an assembled snap-lock design, developed to support reliable board-side connections in energy storage systems. It is rated for 35A current, 690V voltage, and IP67 protection, with dual wiring options for greater installation flexibility.


Designed for the connection requirements of energy storage equipment operating in demanding environments, the FAC 3pin provides reliable power transmission and environmental protection while supporting different equipment designs and assembly processes.

Features

1. IP67 Protection for Demanding Environments

The FAC 3pin provides IP67 protection when mated and IPXXB touch protection when unmated, with an operating temperature range of -40°C to 105°C.

Designed to address environmental conditions such as moisture, dust, and temperature variations, the connector provides reliable environmental protection and stable connectivity for energy storage equipment. This helps reduce the risk of connection failure and long-term maintenance costs.

2. Dual Wiring Options for Flexible Assembly

The FAC 3pin features an assembled snap-lock design and supports both soldering and screw-lock wiring methods. Compared with threaded locking designs, the snap-lock structure simplifies assembly and helps improve installation efficiency.

The dual wiring options support different production-line and on-site installation processes, providing greater flexibility for energy storage equipment assembly and field installation across a range of operating scenarios.

3. UL and TUV Certifications for Reliable Performance

The FAC 3pin has obtained UL2238 and TUV certifications and supports a 100-cycle mating life, with performance requirements aligned with international safety standards.

Professional certification and performance validation help reduce product compliance risks and provide reliable connection support for the long-term operation of energy storage equipment.

Applications

Energy Storage

FAQ

Q

Which Chogori connectors are suitable for portable energy storage applications?

A
Chogori offers several connector solutions for portable energy storage applications, where compact size, lightweight design, quick mating, and safety protection are essential.

Recommended products include the BangaX100 Series 2+8 pin (100A + 5A) and Bourbon80 Series 2+8 pin (90A + 5A).

These connectors feature an integrated power + signal design, enabling high-current power delivery and device communication within a compact form factor. They also offer keying, reverse-mating protection, and IPX7 protection, making them suitable for charging and discharging interfaces in portable power stations and portable energy storage systems.

They are well suited for applications such as camping, outdoor power supply, and emergency backup power, providing a convenient and reliable connection solution.
Q

Which Chogori connectors are suitable for commercial and industrial energy storage systems?

A
Chogori’s CPL Series is an ideal connector solution for commercial and industrial energy storage systems, where high-current, high-power transmission, reliability, and safety are critical.

The CPL Series covers a current range of 100–300A and is designed for connections between battery clusters and PCS (Power Conversion Systems) in commercial and industrial energy storage cabinets and large-scale energy storage plants.

Featuring high-current contacts and reinforced insulation, the series supports long-term, high-power charging and discharging. It also provides IP67 protection and arc-resistant design, enabling reliable operation in demanding commercial and industrial environments while enhancing overall system safety and stability.
Q

Which Chogori connectors are suitable for residential energy storage systems?

A
Chogori offers a range of connector solutions for residential energy storage systems, where safety, multi-signal integration, and ease of installation are key requirements. The solutions can be divided into two main categories:

1. Power Connection Solutions
The FC31 Series 3+14 pin (70A + 3A) and Large Series 2+13 pin (20A + 5A) support high-current power transmission between battery packs. They feature mis-mating prevention and anti-pullout designs, helping ensure safe and stable operation of residential energy storage systems.

2. Signal & Communication Solutions
The Mini Series 6-pin (2A), RJ45 Series, and USB Series support BMS data acquisition, system monitoring, and communication, enabling real-time equipment status monitoring and remote management.

These solutions are well suited for applications such as residential energy storage cabinets and small-scale energy storage systems.
Q

Which Chogori connectors are suitable for solar tracking systems?

A
Chogori offers several connector solutions suitable for solar tracking systems, where connectors are exposed to outdoor conditions for extended periods and require excellent weather resistance, vibration resistance, and stable electrical performance.

Recommended products include the Standard Series 2–8 pin (5–10A) and Middle Series 2–4 pin (15–20A).

These connectors feature secure locking mechanisms and weather-resistant sealing materials to withstand strong wind-induced vibration, temperature fluctuations, and rain exposure. They provide reliable power and signal transmission between PV modules and control systems, making them suitable for the wiring requirements of single-axis and dual-axis solar tracking systems.
Q

Which Chogori connectors are suitable for IoT (Internet of Things) applications?

A
Chogori offers a range of connector solutions for IoT (Internet of Things) applications, addressing requirements such as compact design, multi-signal integration, low power consumption, and high reliability.

Recommended products include the Mini Series 7-pin (2A), Standard Series 8/12-pin (5A/2A), Middle Series 10-pin (5A), Large Series 24-pin (5A), and M12 Series 8-pin (2A).

These connectors support multi-channel signal transmission, enabling sensor data acquisition, device control, and communication within a single system. Most models feature IP67 protection, making them suitable for demanding environments such as outdoor gateways and smart meters.

They are widely used in smart cities, smart home systems, and industrial IoT applications.

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