MARS 19002 63 Universal Potential Relay, 170V Color_Red Pre-programmed with 21 of the

Pre-programmed with 21 of the most common refrigerants

Yellow Jacket 19011 3/8" Replacement Gasket for Refrigeration Hoses

Tall interior pockets for long screwdrivers

Tank Tracker™ (refrigerant use) and customer data to others

MARS 19002 63 Universal Potential Relay, 170V Color_Red Pre-programmed with 21 of theMARS 19002 63 Universal Potential Relay, 170V The MARS refrigeration potential relay service kit has become an industry standard since its introduction over fifty years ago. Its long term reliability and easy replacement have been the key to its success. The wide calibration ranges and the universal bracket make the MARS potential relay service kit a must on every service truck. Genuine MARS relays replace thousands of O. E. M. models Non Positional