
Schneider Electric SEE120B03 Acti 9 Earth Leakage RCBO 1P+N 20A B Curve Type A 30mA
SEE120B03
Acti 9 Earth Leakage RCBO 1P+N 20A B Curve Type A 30mA – Reliable Circuit & Residual Current Protection
The Acti 9 Earth Leakage RCBO provides advanced protection against short circuits, overloads, and earth leakage faults. Designed with a B Curve tripping characteristic, this 1P+N RCBO is ideal for sensitive circuits, ensuring optimal safety in residential and commercial installations.
- Comprehensive Protection – Combines short circuit, overload, and residual current protection in a single device.
- Type A RCBO – Detects AC and pulsating DC residual currents for enhanced electrical safety.
- B Curve Tripping Characteristic – Offers sensitive protection, making it suitable for circuits with low inrush currents.
- 30mA Sensitivity – Provides effective earth fault protection, ensuring compliance with safety regulations.
- 1P+N Configuration – Protects both live and neutral conductors while maintaining a compact design.
- Space-Saving and Efficient – Optimised size allows for efficient use in distribution boards.
- Durable and Reliable – Engineered for long-term performance in demanding environments.
Technical Specification
- Breaking Capacity: 10kA
- Rated Current: 20A
- Pole Configuration: 1P+N
- Tripping Curve: B Curve
- Residual Current Sensitivity: 30mA
- RCBO Type: Type A
- Mounting: Standard rail mount for easy installation
✅ Ensure maximum safety and circuit reliability with the Acti 9 Earth Leakage RCBO – a trusted solution for residential and commercial installations!

Range | Schneider Acti9 Isobar |
Trip Type | B Curve Type A |
Product | Standard |
Type | Singe Pole + N |
Current Rating | 20A |
Number Of Poles | Single Pole (1P) |
Delivery Costs
Our standard delivery charge to UK mainland addresses is £5.90 ex-VAT.
Take advantage of FREE* Delivery when you spend over £100 (per order) ex-VAT.
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12.00 ex-VAT.
Solar Panels, Batteries and Inverters
Due to their size all solar panels, batteries and inverters orders up to 50 qty will be despatched on a pallet and incur a £120** ex-VAT delivery charge.
**£180 ex VAT to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes.
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