Hydronic Expansion & Reset Modules

Tekmar tekmarNet 335TN4 Zone Manager Used in Baseboard Zones to Radiant Heating Manifolds, 1/2 in. Knock-out, 115 VAC Plus or Minus 10%, 60Hz, 12A

Tekmar tekmarNet 336TN4 Zone Manager Used in Baseboard Zones to Radiant Heating Manifolds, 1/2 in. Knock-out, 115 VAC Plus or Minus 10%, 60Hz, 12A

Tekmar 423 Universal Reset Module, Microprocessor PID Control, 11-1/8 in. L x 2-15/16 in. W x 8-1/16 in. H

Tekmar 440 Mixing Expansion Module, Microprocessor Control, 11-1/8 in. L x 2-15/16 in. W x 8-1/16 in. H

HBX EXP-0100 Dry Contact Expansion Module Unit, 20 - 240 VAC Input, 10A at 120 VAC Relay Output

Uponor A3801160 Wireless Base Unit Expansion Module, 6 zones (M-160)