Lochinvar 100166258 Pressure Switch 1.35" Water Column 1.35" W.C. PF-V SPDT
Pressure Switch Used On Lochinvar Models: ER401, ERL152-402, ERL152, ERN152, ERL252, ERN402, ER251, ERN252, BNR3416, ER151, ER301, ERL202, ERN302, ERL402, ERN202, ER201, ERN152-402, BNR3417, ERL302Replaces PRS3428