RS40 2+6 Pin (40A+5A)

The RS40 features a 2-pin power + 6-pin signal configuration, with a rated voltage of 72V + 30V and a rated current of 40A + 5A.

• Ultra-slim and compact design for space-constrained devices
• Low mating force for easy plugging and unplugging, reducing the risk of tipping during battery swapping
• Shock-resistant and vibration-resistant, ensuring stable power delivery during movement
• Supports reversible battery connection, providing greater installation tolerance and ease of use
• Up to 10,000 mating cycles, enabling long service life across multiple applications while lowering maintenance costs

Specifications Challenges Positioning Features Applications FAQ Related

Specifications

Rated Voltage: 72V + 30V

Rated Current: 40A + 5A
IP Rating: IP67
Operating Temperature: -20°C to 55°C
Salt Spray: 5% NaCl, 48H
Mating Cycle: 10,000 Cycles
Wire Gauge: Power 10AWG/Max, Signal 22-24AWG/Max
Flammability Rating: UL94V-0

Challenges

Robots and robot dogs often operate in tight spaces, experience constant vibration, and face harsh outdoor environments. Traditional connectors can be bulky, prone to water ingress and loosening, and inconvenient for battery swapping.

The RS40 features an ultra-slim and lightweight design that fits compact devices. Its low insertion and extraction force enables easy one-handed battery replacement. Built for shock and vibration resistance, it helps maintain a stable power connection even under demanding conditions.

With a mating life of up to 10,000 cycles, the RS40 supports both battery swapping and direct charging solutions. Its reliable connection reduces maintenance costs and helps strengthen the overall competitiveness of customers' products.

Positioning

RS40 Connector is specifically designed for robots and robot dogs. With a range of advanced features, it addresses the common weaknesses of traditional connectors in harsh outdoor environments, helping reduce maintenance costs and improve overall equipment competitiveness.

Features

1. Ultra-Slim Design for Space Saving
The RS30 adopts a compact, ultra-slim board-to-board design with a lightweight profile. It fits perfectly into the limited internal space of robotic dogs without affecting overall assembly clearance. The design also supports both battery swapping and direct charging power architectures.

2. 10,000 Mating Cycles for Long Service Life
Designed for high durability, the RS30 withstands up to 5,000 mating cycles. It is ideal for frequent battery-swapping applications such as facility inspection and specialized operations. Stable contact performance helps prevent loosening and intermittent connection issues, significantly reducing maintenance and replacement costs over time.

3. High Vibration Resistance
Compliant with the stringent USCAR-2 V1 automotive connector standard, the RS30 can withstand continuous shock and high-frequency vibration caused by jumping, rolling, and impact during robotic dog operation. Its secure locking mechanism prevents accidental disengagement, ensuring uninterrupted power and signal transmission in dynamic environments.

Applications

Humanoid Robots, Robotic Dogs, Service Robots, Cleaning Robots, AGVs & AMRs, Robotic Lawn Mowers, Other lithium-powered two-wheel and four-wheel battery-swapping vehicles

FAQ

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 3+14 pin (70A + 3A) and Large 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 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.
Q

Which Chogori connectors are suitable for robotics applications?

A
Chogori offers a range of connector solutions for robotics applications, broadly divided into two categories based on their functions:

1. Power & Charging Solutions
The KR Ultra Series (20–70A + 5A), Large Series 2+1+5 pin (50A + 15A + 5A), RS Series (40A + 5A), FC09 (40–60A + 5A), and Middle Series (2–20A) are designed for power and charging applications. They support quick mating and unmating and are suitable for power interfaces in humanoid robots, robot dogs, cleaning and service robots, mobile robots, AGVs, and other robotic systems.

2. Signal & Data Transmission Solutions
The TX Series (3A), Pico Series (2A), USB Series, and RJ45 are designed for stable transmission of control signals, sensor data, and high-speed communication. They meet the signal-interconnection requirements of industrial robot joints and end effectors, while offering features such as high vibration resistance and mis-mating prevention to ensure reliable operation in dynamic robotic environments.

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