Pressure switch P78MCA-9300 Duo ND/HD -0.5/30 bar Penn
Pressure switch P78MCA-9300 Duo ND/HD -0.5/30 bar Penn
- generous wiring space despite compact design
- splash-proof according to IP54
- CE compliant
Dispatch Monday to Friday only This also applies to express orders. No dispatch on weekends or public holidays.
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SKU 0090683 Manufacturer Johnson Controls
12 months material warranty
Purchase on account
14-day return policy

Product description
Dual Pressure Switch P78MCA-9300
Penn low-pressure / high-pressure switch P78MCA-9300 by Johnson Controls for the low-pressure / high-pressure range in the crimp design with 7/16"-20 UNF (1/4" SAE) connection. The pressure switch is PED component-tested with separate low-pressure & high-pressure signals.Pressure switches of the P77 & P78 series are designed for use in commercial and industrial refrigeration, air conditioning and heat pump systems and are suitable for a wide variety of refrigerant pressure ranges.
The operating range of the P78MCA-9300 is:
- Low pressure (LP): -0.5 to 7.0 bar, differential: 0.6 to 3.0 bar
- High pressure (HP): 3.0 to 30 bar, differential: fixed 3.5 bar
- generous wiring space despite compact design
- splash-proof according to IP54
- CE compliant
General characteristics
- Connection: 7/16"-20 UNF (1/4" SAE), crimp
- Reset LP / HP: automatic / manual
- Contact system: SPDT
- Protection rating: IP 54
- Max. medium temperature: +100°C
- Ambient temperatures: -50°C to +55°C
- Shipping class: Package
- Brand: Johnson Controls
- Weight: 1.0 kg
Frequently Asked Questions
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Pressure switch P78MCA-9300 Duo ND/HD -0.5/30 bar Penn










