Pressure Guages

General information

Standard Refrigerant Temperature Scales:
R12 = R12/R22/R502
R22 = R22/R134a/R404A
R134a = R134a/R404A/R507
R410A = R410A
R410A-FG = R410A/R134a/R22


Product Ranges:

  • M2-Series Gauges
Technical Data:
Type:Bourdon Type
Housing:metal housing
 All brass internal parts
Outside Diameter:2 ¾" (68 mm)
Class:Class 1.6 accuracy
Connection:standard 1/8" NPT bottom connection
 Zero point adjustable
 Pulse free
  • M5-Series Gauges
Type:Bourdon Type
Housing:metal housing
 All brass internal parts
Outside Diameter:3 ¼" (80 mm)
Class:Class 1.0 accuracy
Connection:standard 1/8" NPT bottom connection
 Zero point adjustable
 Pulse free
 Retard protection
  • R3 and R5 Gauges
Type:Bellow Type Gauges, silicon oil filled
Housing:aluminum anodized body,
brass internal parts
Outside Diameter:2 ¾" (68 mm) or 3 ¼" (80 mm)
Class:Class 1.0 accuracy
Connection:standard 1/8" NPT bottom connection
Zero point adjustable
Pulse free

* Download catalogue for more details

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