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HPT300-C air compressor pressure sensor for HVAC systems

Basic Info

Model No.: HPT300-C

Product Description

HPT300-C air compressor Pressure Sensor for HVAC systems


Why Choose and trust HOLYKELL ?


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  • Product Description of pressure sensor for HVAC systems:


HPT300-C (Pressure transducer) adopt the Flush Ceramic piezoresistive technology.  service life is 2-3 times as long as similar products. And it adopt the imported NOK O-ring seal material for use with all typical refrigerants including chlorofluorocarbons R12, R22, R123, R134a and ammonia. Widely used in refrigeration systems


  • Saving Money

How much money do you save ?


Holykell pressure sensor have above five years quality assurance . If 10pcs used for your HVAC System.A long stability (above 5 years) Pressure sensor used in HVAC system can saved $580.

Why you choose our refrigeration pressure sensor ?  


a.Low cost

b.SAE female Process Connection with built-in Schrader Deflator

c.Linear Amplified Output

d.Temperature Compensated ,Long time working at low temperate -40°C

e.Superior Long term Stability

f.Excellent Repeat ability/Hysteresis

g.EMI/RFI Rejection

h.Low power consumption

i.Ten million cycle life expectancy

J.Outstanding shock& vibration performance

k.Over voltage ,Reverse Polarity and short circuit protection 


What's the Specification of pressure sensor for HVAC systems?


Pressure Range

-1…0-1 Bar.....600 Bar Optional

Pressure Type

Gauge pressure, Negative pressure and Absolute pressure optional


≤ ±1.0%F.S (Standard)

(Linearity Hysteresis

≤ ±0.5%F.S (Customized)



Electronic connection

Packard 3 Pin Connector;

Smaller Hirschman Terminal Box IP65;

Packard 3 Pin Connector with cable length by Customized.


1/8’’NPT male, 1/4’’NPT male/Female, G1/2’’ male, G1/4’’ male/female,

connect port

7/16’’-20 UNF male/Female (by Customized)

Electronic Wire

2 Wires

3 Wires


4~20 mA


0~10 V

0.5~4.5 V

Power Supply

12~36 V DC

10~32 V DC


5 V DC

Short circuit protected





Overvoltage protection

45 V DC

45 V DC

45 V DC

15 V DC

Working Temp


Order information : Pressure range :0-10 bar ,Gauge type ,Output :4-20mA , Power supply:12~36VDC ,Process connection:7/16-20UNF male  ,Electronic Connector:Parked 3 pin 


What is The Application of pressure sensor ?


 Refrigeration and Air Compressor

 Hydraulic pressure controller

 Petrochemical industry

 Air-conditioner production line testing

 Auto pressure sensor

 Laboratory equipment

 Water Pressure Measurement



Company Information




Product Categories : Pressure Measurement > Pressure Transducer