Dwyer Instruments TSW-250 Temperature Switch 318518-761 Common Questions: Is this an

Common Questions: Is this an OEM or aftermarket part

Veteran technicians recognize this as a vital safeguard against heat exchanger rollout or blower motor failure

This series 880 cast iron model features a 3/4" NPT connection and is designed to operate efficiently up to a 150 PSI maximum working pressure

using this genuine 17F52 assembly ensures the unit maintains its rated AFUE efficiency by facilitating proper flue gas cooling and moisture extraction

Dwyer Instruments TSW-250 Temperature Switch 318518-761 Common Questions: Is this anThe Dwyer Instruments TSW 250 is a rugged, digital temperature switch designed for heavy duty HVACR and industrial processes. This dual stage temperature control features a weatherproof NEMA 4X enclosure, making it the standard for rooftop units and washdown environments. Operating on a universal 90 to 255 Vac power supply, the TSW 250 eliminates the need for separate models for different voltage requirements. The unit utilizes a precise PTC