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
• Wide range of selectivity
• QC-6 Kit included with each relay to convert screw-on to push-on
• Instructions and wiring diagram included in each relay
• Universal break-off bracket on each relay. Simply snap-off parts not needed
• UL and CSAlistings available