MARS 61730 Contactor Does this part require external

Does this part require external shielding

Extended Reach: The 7-inch probe length allows for accurate temperature monitoring in high-profile heat exchangers

this o-ring is designed to fit those legacy control valve specifies

this unit meets UL and CSA standards

MARS 61730 Contactor Does this part require externalThe MARS 61730 Contactor is a professional grade 1. 5 pole definite purpose contactor designed for high demand HVACR applications. Engineered as a robust 24V 40A 1P DP Contactor, this unit features a shunt to maintain circuit continuity while switching the primary power leg. The enclosed body design minimizes noise during operation and protects internal components from dust and debris, extending the service life of the silver cadmium oxide contacts.