EFFORTLESS ACTIVATION - Automatically turns duct fans on/off with air pressure.
UNIVERSAL COMPATIBILITY - Works seamlessly with any brand duct fan.
The Tjernlund PS1503P Plug-in Air Pressure Activation Switch is designed to enhance the efficiency of your central heating and air conditioning systems by automatically controlling duct fans. With its fool-proof technology and easy installation options, this switch is compatible with any duct fan and is proudly manufactured in the USA by a family-owned business with over 80 years of experience.
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Anyone install on a 2 stage hvac? is the pressure from stage 1 sufficient to activate switch?
Amps for plug-in version? there are two indications: 2.5amps (big sticker) and 15amps (diaphram part).
stopped working after 1.5 months, unit is perfectly vertical and has a good seal on the duct. Anyone have any ideas for fixes?
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Insgesamt eine fantastische Erfahrung. Werde es Freunden und Familie empfehlen.
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Die Lieferzeit war ausgezeichnet und die Verpackung sicher.
