Ensure reliable thermal overload protection for your CR101 starters with the ABB CR123H158A Heater. Designed as an accessory for contactor starters, this heater provides essential safety and operational integrity for your electrical systems. Trust ABB's quality for your industrial automation and control needs..The ABB CR123H158A is a heater designed for use with CR101 starters, providing thermal overload protection. It is part of ABB's NENA Contactor & Starter Accessories line. The product has dimensions of 40.00 inches in width, 48.00 inches in height, and 36.00 inches in depth. Its net weight is 0.025 lb.ABB CR123H158A Data Sheet: Click to View