IR-1050 Centurion Explosion-Proof Pump

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The IR-1050 Centurion Explosion-Proof Pump is UL and CSA listed Class I, Division 1, Group C and D and Class II, Group F and G certified. It includes an explosion-proof motor on a single head pump.

The IR-1050 handles a pressure range of 6.1 - 71 PSIG, a vacuum range of 8.4 - 25.2 in Hg, and a maximum flow range of 9.4 - 30.2 LPM, depending on configuration.


General Specifications
Brushless AC motor-driven yes
Dimensions 7.4 W" x 13.4" L x 8.1" T
Weight 12 lbs.
Ports 1/8" or 1/4" NPT
Balanced to cut down on vibration, reduce noise, and extend life of pump yes
Explosion-proof motor yes
UL and CSA listed Class I yes
Division 1, Group C and D and Class II, Group F and G certified yes
Wetted parts materials Head: Teflon-coated aluminum
Diaphragm: Teflon-coated EPDM
Maximum pressure range 71 PSIG
Vacuum range 8.4 - 25.2 in Hg
Maximum unrestricted flow 30.2 LPM
Operating environment 32° F to 140° F
Humidity 0 - 100% RH in vapor state
Nominal motor voltages Choice of: 115V, 60 Hz, 1PH or
240V, 60 Hz
Current range (dependent on motor type, voltage, pressure/vacuum, and flow requirement) 3.6A @ 115V, 60 Hz
2.1A @ 230V, 50 Hz
Lifetime rating of the pump/motor For 24 x 7 use, inspect diaphragm after 6 - 8 months
Up to 20,000 hours for motor
Extended or continuous operation yes




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