Ametek 1785 Manifold Pressure Test Gauge

Ametek 1785 Manifold Pressure Test Gauge

Ametek Gauges from Automation Service

1785 Manifold Pressure Test Gauge

Ametek - U.S. Gauge

1785 Manifold Pressure Test Gauge


Description - Model 1785 2-1/2” Manifold Pressure Test gauges offer several ranges for use with various types of refrigerants, including R-12, R-22, R-502, R-134A, and R-410A.

The gauges can be permanently mounted in cooling systems or used on portable manifolds.

Type CR-1780 is supplied with 350 psi retard scale to accommodate accidental over-pressure.

All gauges feature a one piece polycarbonate ring and window for quick, easy access to internal front adjusting screw for resetting the pointer.

Gauges are available in English, dual scale, or metric only ranges.

  • SIZE: 2-1/2”
  • CASE: ABS. (P-1785, red; CR-1785, blue)
  • RING AND WINDOW: Threaded, polycarbonate
  • POINTER: Aluminum, black finish
  • DIAL: Steel, white background with black markings. Refrigerant temperature scales in red
  • MOVEMENT: Brass, silicone treated
  • BOURDON TUBE: P-1785, CR-1785 – Phosphor bronze
  • CONNECTION: 1/8-27 NPT LM, brass
  • RANGES: P-1785: 0-500 psi, 0-800 psi
    CR-1785: 30” Hg VAC, 0-120 psi retarded to 350 psi; 30” Hg VAC, 0-250 psi retarded to 500 psi
  • ACCURACY: ±3-2-3% of span (Grade B), applies to non-retard portion


All remanufactured products:

  • 2-3 Weeks Standard Delivery
  • 2-5 Days Expedited Delivery
  • Need it sooner? call us today at 1-800-325-4808


– U.S. Gauge products:

  • 4-8 weeks

Rotork® electric actuators

  • Please contact us for delivery


All remanufactured products are covered by our 2 year service warranty. Please click here to view full warranty.

Ametek® – U.S. Gauge Products are covered by the original manufacturer’s warranty. Please click here for warranty information.

Rotork® Electric Actuators – please contact us for warranty information.

New Foxboro® products are covered by a 1 year service warranty by the original manufacturer.