Renogy
Renogy 40A Thermal Circuit Breaker Renogy 40A Thermal Circuit Breaker
SKU: RPD40CB-G1-US
$34.99
Out of Stock
No sales tax collected at checkout where applicable.
Estimated delivery
Calculating current delivery window…
Secure checkoutProtected payment
Free shippingView shipping policy
Eligible returnsView return policy
Authorized dealerRenogy warranty
Key features
- Package Weight (kg/lb) 0.27Ib
- Master Carton Weight (kg/lb) 14.77Ib
Need help choosing?
Find the right setup for you.
Talk it through with our team, or size your system with the Power Planner.
Call 1-844-747-6767
Open Power Planner
Thermal Circuit Breaker - 40A
Protect compatible battery-connected devices from overload or short circuit with a 40A thermal circuit breaker designed to allow resettable circuit protection without routine fuse replacement.

The thermal circuit breaker supports charging or battery maintenance without disconnecting cables and is intended to shut off power when overload or short-circuit protection is required. It can be used with compatible battery switch and blade-fuse-box equipment for an organized protected setup.

Package Includes
1x Renogy 40A Thermal Circuit Breaker
Includes the selected item based on the current package option.
| Thermal Circuit Breaker | |
| Selected variant SKU | RPD40CB-G1-US |
|---|---|
| Estimated Dimensions And Weights | |
| Package Dimensions | 5.59 x 2.87 x 2.13 in |
| Package Weight | 0.27 lb |
| Master Carton Dimensions | 15.75 x 9.06 x 11.42 in |
| Master Carton Weight | 14.77 lb |
| Units Per Carton | 50 |
| Package Dimensions (mm/in) | 5.59 x 2.87 x 2.13 in |
| Package Weight (kg/lb) | 0.27Ib |
| Master Carton Dimensions (mm/in) | 15.75 x 9/06 x 11.42in |
| Master Carton Weight (kg/lb) | 14.77Ib |
Specification Sheet
Technical specifications, dimensions, electrical ratings, and certifications.
View PDF
User Manual
Installation instructions, setup guidance, operation, and troubleshooting.
View PDF
Warranty Sheet
Warranty coverage, product protection details, and manufacturer terms.
View PDF
No documentation files have been added for this product yet.
Frequently Asked Questions
Clear answers to common questions about this product, setup, compatibility, and use.
1. Can the fuse be replaced or does the entire device have to be replaced?
There is no need to change the fuse and the system can be reset with a simple switch while providing a safe and immediate system shutdown.
2. What size posts on this holder? Or what size lug works?
The post are M6.
3. How does a thermal Circuit Breaker work
When the system is overpowered or short-circuited, the circuit breaker will cut and save your device.
4. Are there any precautions about thermal circuit breaker?
1. Press the button correctly to avoid damaging the circuit breaker.</br>2. Please order and use a Circuit Breaker with the right operating temperature to avoid overheating and stop working.


