United Electric Controls - H121 Series - Div. 1 & Nema 4X Pressure Switch

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 United Electric Controls H121 Series; NEMA 4X, 7 & 9 Pressure Switch; Class I Divisions 1& 2 Groups B, C and D; Class II Divisions 1 & 2 Groups E, F and G; Class III; One SPDT Output; Epoxy Coated Enclosure; External Adjustment with Reference Dial
Part Number
Description


H121-702
1/4"NPT Nickel Plated Brass Pressure Connection; Buna-N Diaphragm; 10 to 100 psi Adjustable Setpoint Range; 1 to 5 psi Fixed Deadband; 1000 psi Proof Pressure
[On Sale]
H121-270
1/4"NPT Nickel Plated Brass Pressure Connection; Phosphor Bronze Bellows; 0 to 200 psi Adjustable Setpoint Range; 1.5 to 8 psi Fixed Deadband; 250 psi Proof Pressure
[On Sale]
H121-156
1/4"NPT Nickel Plated Brass Pressure Connection; Brass Bellows; 0 to 100 psi Adjustable Setpoint Range; 0.2 to 0.8 psi Fixed Deadband; 40 psi Proof Pressure
[On Sale]
H121-164
1/4"NPT Nickel Plated Brass Pressure Connection; Brass Bellows; 0 to 200 psi Adjustable Setpoint Range; 0.3 to 2 psi Fixed Deadband; 200 psi Proof Pressure
[On Sale]
H121-358
1/4"NPT 316L Pressure Connection; Welded 316L Bellows; 0 to 200 psi Adjustable Setpoint Range; 1.5 to 8 psi Fixed Deadband; 250 psi Proof Pressure
[On Sale]
H121-S156B
1/2"NPT 316SS Pressure Connection; Welded 316SS Bellows; 0 to 100 psi Adjustable Setpoint Range; 0.2 to 0.8 psi Fixed Deadband; 125 psi Proof Pressure
[On Sale]
H121-S164B
1/2"NPT 316SS Pressure Connection; Welded 316SS Bellows; 0 to 200 psi Adjustable Setpoint Range; 0.3 to 2 psi Fixed Deadband; 200 psi Proof Pressure
[On Sale]
H121-555
1/4"NPT 316SS Pressure Connection; Teflon Diaphragm; 0 to 100 psi Adjustable Setpoint Range; 0.25 to 0.75 psi Fixed Deadband; 225 psi Proof Pressure
[On Sale]

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