This CED Axiom Double Pole 1 MOD S/P DEVICE SPD 40KA 1P+N+PE is designed to protect against electrical surges by reducing them to safe levels, safeguarding both household and commercial distribution systems. It disconnects both line and neutral feeds with a 30mA tripping current. The single module design saves space and simplifies installation, and no backup MCB is required. This device meets the requirements of the 18th Edition IET Wiring Regulations Amendment 2 for transient overvoltage protection. Key Features: * Single pole and neutral * Single module * Does not require MCB protection * DIN-rail mountable * Type 2, single phase, double pole * Suitable for TN-S, TN-C-S and TT earthing * Compatible with Axiom consumer units * Complies with IEC 61643-11 * Dimensions: 18 x 81 x 71mm * 1 year warranty