Controller

Double Pole/Single Throw Pump Start Relay For 120 VAC pumps up to 2 HP or 240 VAC pumps Up to 3.5 HP When a system requires the use of a booster ...

Double Pole/Single Throw Pump Start Relay For 120 VAC pumps up to 5 HP or 240 VAC pumps Up to 7.5 HP When a system requires the use of a booster ...

Triple Pole/Single Throw Pump Start Relay For 120 VAC pumps up to 5 HP OR 240 VAC pumps up to 7.5 HP 240 VAC 10 HP (Three-phase) When a system re...

Used to Boost controller output power To operate larger pump start relays if required When a system requires the use of a booster pump or pulls w...