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The Lennox 80W51 Pressure Switch is an essential safety component designed for Lennox furnaces and higher-efficiency HVAC systems
ensuring vibration-resistant attachment to the timer dial to prevent timing drift in heavy-duty environments
This valve features standard 3/8" ODF inlet and 3/8" ODF outlet sweat connections
Its dependable diaphragm assembly and gold-plated or silver contacts provide long-term setpoint stability
maintaining consistent ventilation control and environmental stability
Bray Commercial VK02 Converter 321702-401 The Lennox 80W51 Pressure SwitchThe Bray VK02 I P Converter is a critical interface component designed specifically for integration with the Bray VRC Positioner series. This electro pneumatic transducer accurately converts a standard 4 20mA input signal into a proportional 3 15 psi pneumatic output, ensuring precise modulation of pneumatic actuators in commercial HVAC and industrial flow control applications. Engineering specifications confirm that the VK02 is identical to the VRC