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⚡ Stay protected, stay ahead — power up with Schneider’s smart safety switch!
The Schneider A9Z21240 Residual Current Circuit Breaker iID is a 2-pole, 40A, 30mA Type A device designed for reliable electrical safety. Compact and easy to install with DIN rail mounting, it offers sensitive leakage detection to prevent electrical faults. Manufactured in France by Schneider Electric, it boasts a strong customer rating and long-term spare part support, making it a trusted choice for modern electrical protection.












| ASIN | B00DE3XT8A |
| Best Sellers Rank | 444,224 in DIY & Tools ( See Top 100 in DIY & Tools ) 908 in Circuit Breakers |
| Brand | Schneider Electric |
| Circuit Breaker Type | Standard |
| Current Rating | 40 Amps |
| Customer Reviews | 4.5 4.5 out of 5 stars (878) |
| EU Spare Part Availability Duration | 5 Years |
| Global Trade Identification Number | 03606480443015 |
| Included Components | Residual current circuit breaker FI switch ACTI9 |
| Item Dimensions D x W x H | 8.6D x 5W x 10.5H centimetres |
| Item Type Name | Residual current circuit breaker iID, 2P, 40A, 30mA, type A |
| Item Weight | 0.22 Kilograms |
| Manufacturer | Schneider Electric |
| Manufacturer Part Number | A9Z21240 |
| Model Number | A9Z21240 |
| Mounting Type | DIN Rail Mount |
| Number of Items | 1 |
| Number of Poles | 2 |
| Unit Count | 1 count |
| Voltage | 230 Volts |
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