







⚡ Stay safe, stay smart — power protection that’s always a step ahead!
The Schneider A9Z21240 Residual Current Circuit Breaker iID is a compact, high-performance 2-pole device rated at 40A and 30mA sensitivity. Designed for both commercial and personal electrical safety, it features DIN rail mounting and meets IEC and MA certifications. Engineered in France, it offers reliable leakage current detection to prevent electrical hazards, making it an essential upgrade for modern power systems.






| Manufacturer | Schneider Electric |
| Part Number | A9Z21240 |
| Product Dimensions | 10.5 x 8.6 x 5 cm; 222 g |
| Item model number | A9Z21240 |
| Size | 40 Ampere |
| Colour | 40 Amps |
| Style | 2-pin |
| Voltage | 230 Volts |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Measurement System | Metric |
| Plug profile | DIN Rail Mount |
| Certification | iec, ma |
| Special Features | Maximum temperature: -25 - 60 °C., Nominal intensity: 40 A. |
| Usage | Commercial and personal use |
| Included Components | Residual current circuit breaker FI switch ACTI9 |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 222 g |
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