ASCO Model 258 (Edco SHA-1250) Surge Protective Device

The ASCO Model 258 Surge Protective Device is an upgraded version of the ASCO Model 257 (Edco ® SHA-1210IRS). The two models are equal in surge protection performance. Model 258 also incorporates two LEDs for failure indicator in a modular package (utilizes 12-pin Beau connector). The hardwire terminal base (SHABA accessory) accommodates all wiring and the protection module is designed for easy replacement.