AP-153-33 | -10/50" SPDT Mercury # Switch | Dwyer Instruments Manufacturer_BURNHAM NEW YORKER This 2-stage pump combines reliability

This 2-stage pump combines reliability with a compact footprint

this actuator precisely controls the flow of water between the boiler and the heating zones

This washer is engineered to withstand heavy loads and harsh conditions

Its compact design and durable construction make it ideal for use in harsh operating conditions

AP-153-33 | -10/50" SPDT Mercury # Switch | Dwyer Instruments Manufacturer_BURNHAM NEW YORKER This 2-stage pump combines reliability**Dwyer Instruments AP 153 33 Mercury Switch** The Dwyer Instruments AP 153 33 is a precision mercury switch designed to measure differential pressure. It features a 10 50" range and a SPDT (Single Pole Double Throw) operation, making it an ideal choice for industrial and commercial applications. This high performance switch is constructed with a durable stainless steel body and internals, ensuring long lasting operation. Its compact design allows for