
Lewden RCBO-40/30/1M/CA 1 Module Single Pole C Curve Type A RCBO 40A 6kA 30mA
RCBO-40/30/1M/CA
Lewden RCBO-40/30/1M/CA 1 Module Single Pole C Curve Type A RCBO – High Capacity Circuit Protection
The Lewden RCBO-40/30/1M/CA is a 1-module, single-pole C Curve Type A RCBO (Residual Current Breaker with Overload Protection), designed to provide comprehensive protection for electrical circuits. With a 40A rating, 6kA short-circuit capacity, and 30mA residual current sensitivity, this RCBO is ideal for residential, commercial, and industrial applications where high current protection is needed.
- C Curve Type A: Featuring a C Curve characteristic, this RCBO offers optimal protection for circuits with moderate inrush currents, commonly found in larger residential or light commercial loads such as HVAC systems and power circuits.
- Overload and Earth Fault Protection: Provides both overload protection (up to 40A) and earth fault protection (30mA), ensuring safety from electrical shocks and circuit faults.
- 40A Rating: Rated for 40A circuits, making it suitable for protecting larger or more powerful circuits in commercial or residential settings.
- Short-Circuit Capacity: With a 6kA short-circuit withstand capacity, it offers strong protection against high fault currents, preventing circuit damage and ensuring safety.
- Compact Design: The 1-module design allows for easy integration into standard consumer units, providing a space-efficient protection solution for various installations.
Technical Specification
- Current Rating: 40A
- Short-Circuit Capacity: 6kA
- Residual Current: 30mA (earth fault protection)
- Type: C Curve, Type A
- Mounting: 1 Module, Single Pole
✅ Ensure high-capacity protection with the Lewden RCBO for reliable circuit safety against overloads and earth faults!

Ean Code | 5026992048771 |
Trip Type | C Curve Type A |
Short Circuit Rating | 6kA |
Cable Capacity | 16 mm2 |
Sensitivity | 30 mA |
Rcd Type/class | A |
Product | RCBO |
Type | Single Pole |
Voltage | 230 V |
Unit Weight | 0.167 kg |
Pole Configuration | SP+N |
Mounting | DIN Rail |
Width | 18 mm |
Depth | 76 mm |
Current Rating | 40A |
Standards | BS EN 61009-1 |
Ce Approved | N |
Rcd Sensitivity | 30 mA |
Number Of Poles | Single Pole (1P) |
Height | 114 mm |
Number Of Modules | 1 |
Delivery Options:
- PRIORITY DELIVERY – Next Working Day (All items in stock and ordered before 3 pm) - £7.08 inc-VAT. (£5.90 ex-VAT)
- Orders Over £100 (before VAT): We offer free standard shipping on all orders shipped to UK mainland addresses
- Orders under £100 (before VAT): Our standard delivery fee to UK mainland addresses is £5.90 ex-VAT (£7.08 inc-VAT)
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12 ex-VAT for all orders (Prices subject to change).
Items requiring specialist shipping:
- Orders containing Solar Panels, Batteries and/or Inverters: Up to 50 qty will be dispatched on a pallet and incur a £120 ex-VAT delivery charge**.
**Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £180 ex-VAT (Prices subject to change).
Contact us if you have any further questions.