Johnson Controls P72CA-2 Pressure Control Freon it is fully compatible with

it is fully compatible with R-22

Standard Fit: High-tolerance NPT connection ensures a leak-free seal in standard boiler tapping ports

allowing it to handle both normally open and normally closed logic as required by the Weil McLain control board

Common Questions: What are the exact trip points for this switch

Common Questions How do I adjust the draft setting on the 4" MG1

Johnson Controls P72CA-2 Pressure Control Freon it is fully compatible withJohnson Controls P72CA 2 Two Pole High Pressure Control, DPST, Open High Close Low, 50 Psi to 450 Psi, 60 Psi to 150 Psi Differential, 36" Capillary with 1 4" Flare Nut, 525 Psi Max Bellows Overpressure, Includes Universal Mounting Bracket, "All Range" for R 12, R 22, R 134A, R 500 and R 502 P72CA 2 is identical to P72CA 2C