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Tecmark Pressure Switch 1 Amp - SPST - 1-5 PSI - Plastic | 3903-DF
Tecmark Pressure Switch 1 Amp - SPST - 1-5 PSI - Plastic 3903-DF (3903) is a safety device that the heater needs to work properly. This universal pressure switch from Tecmark combines both plastic and stainless steel materials, with a plastic primary case and thread, along with a stainless bottom to...
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