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The Johnson A421ABJ-02C is an electronic single-stage temperature control unit designed to maintain precise temperature settings in industrial applications
UL and CSA listings ensure safety standards are met
User-friendly interface for easy monitoring and adjustments
240V R404A 2466Btu 0
Webster OSVA-38 Oil Safety Valve 3/8 voomi_id_16817 The Johnson A421ABJ-02C is anProduct Description The Webster OSVA 38 is a three eighths inch oil safety valve designed for use in oil supply systems with inlet pressures ranging from zero to sixty psi. This valve requires a sustained vacuum at the outlet for the fuel to flow toward the burner pump. In the event of a line break, the OSVA 38 automatically shuts off the oil supply. Many local and state codes mandate the use of this device as it limits the inlet pressure on burner
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