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Search in: Pressure & Temp Control Category

L4497.jpgA19ABC-24 REMOTE BULB 24"
Locke Part #: L4497MFG Part #: A19ABC-24 Compare
Switch Action: SPOT, Range °F (°C): -30 to +100 (-34 to 38), Diff. °F (°C): 3 to 12 (1.7 to 6.7), Bulb and Capillary: 3/8" x 4" 8ft. Cap., Bulb Well No. (not supplied): WEL14A602R, Range Adjuster: Convertible, Electric. Rating 120 VAG: 16 amp Table 5
L4497.jpgA19ABC-36 REMOTE BULB 36"
Locke Part #: L4498MFG Part #: A19ABC-36 Compare
Switch Action: SPOT, Range °F (°C): -30 to +100 (-34 to 38), Diff. °F (°C): 3 to 12 (1.7 to 6.7), Bulb and Capillary: 3/8" x 4" 20ft. Cap., Bulb Well No. (not supplied): WEL14A602R, Range Adjuster: Convertible, Electric. Rating 120 VAG: 16 amp Table 5
L4500.jpgA28AA-4 COILED BULB TEMP CONTL
Locke Part #: L4500MFG Part #: A28AA-4 Compare
Switch Action: 2-SPOT, Ship. Wt. Lb.: 1.0 Lb., Range °F (°C): 30 to 110 (-1 to 43), Diff. °F (°C): 3-1/2 (1.9) ea. Stage 3 (1.7) fixed between stages, Bulb and Capillary: 1-3/8" x 2-1/4" Coiled, Range Adjuster: Convertible, Electric. Rating 120 VAG: 16 amp Table
Operating Temperature Range: -40 ºF to 190 ºF (-40 ºC to 88 ºC), Maximum Pressure: 1 psi (0.06 bar), Contact Arrangement: SPDT, Factory Set Point: Ships factory set at 0.20" w.c.±0.05" w.c., Field Adjustable Set Point Range: 0.20 ±0.05" w.c. to 1.0 ± 0.05" w.c
L551.jpgLOW PRESSURE CONTROL O10-1483
Locke Part #: L0551MFG Part #: O10-1483 Compare
Pressure Range P.S.I.G.: (10") to 100, Differential P.S.I.: 10 to 40, 36" Capillary with Flare Nut: 010-1483 These controls offer a variety of pressure ranges and switch actions to provide maximum application flexibility., NEMA 1 enclosure with non-conductive cover, Front located captive cover screw, Large, easy-to-read scale plate, SUPER CAP capillary protection system, Universal mounting and compact design, Screw terminals are raised and fully accessible for easy wiring, Laser-welded bellows for extended life, Heavy-duty plates steel frame, Suitable for R12, R22, and R502 applications
Product Image Not AvailableLow Pressure Switch (40 PSI)
Locke Part #: L2911MFG Part #: 23W26 Compare
Differential: 1 to 30F° (1 to 30C°), Lead Length: 6-1/2 ft (2 m), Supply Voltage: 120 or 240 VAC, Range: -30 to 212°F (-34 to 100°C) Low- and line-voltage models provide options for almost any refrigeration or HVAC control-voltage application., Easy-to-read LCD displays the sensed temperature and control-function status clearly, and custom icons on the display indicate the control and system status at a glance., 30 (F or C ) temperature differential adjustment range allows precise (1F or C ) temperature differential settings that are much tighter than electromechanical controls., Adjustable Anti-Short Cycle Delay (0 to 12 Minutes in 1-Minute Increments) ensures that the output relay remains off for a user-set time delay, and helps avoid hard starts, nuisance overload outages, and unnecessary equipment wear., Temperature Offset Function shifts the cutin and cut-out setpoints by an adjustable offset when a user-installed, external switch closes the A419 control s binary input circuit., High-impact thermoplastic type NEMA 1 allows surface or snap-fit DIN rail mount; LEXAN 950 high-impact thermoplastic type NEMA 4X enclosures allow watertight surface mount., Lockable front-panel touchpad allows easy setup and adjustment of the A419 control setpoint, differential, and other functions; a concealed jumper locks the touchpad to deter unauthorized adjustment of the control settings.
p100.jpgP100AP-332 410A FAN CYCLING SWITCH 300/400
Locke Part #: L4968MFG Part #: P100AP-332 Compare
Switch Action: Open on Pressure Drop, Setting - Opens: 300 (2,068), PSIG (kPa) Closes: 400 (2,758) Compact size and light weight allow for direct mounting, Trip-free manual reset (manual reset models)...contacts cannot be overridden by continued depression of the reset button, Use with all non-corrosive refrigerants, Encapsulated switch, dust tight, 1/4 in. female flare fitting with built-in Schrader type depressor is standard, Electrical connections are made to 48 in. leads, Applications:, Low limit, high limit, and fan cycling control in commercial refrigeration, Ice machines, Food service equipment
p100.jpgP100CP-85 410A AUTO RESET P/S 565/665
Locke Part #: L4971MFG Part #: P100CP-85 Compare
Switch Action: Open on Pressure Drop, Setting - Opens: 665 (4,585), PSIG (kPa) Closes: 565 (3,895) Compact size and light weight allow for direct mounting, Trip-free manual reset (manual reset models)...contacts cannot be overridden by continued depression of the reset button, Use with all non-corrosive refrigerants, Encapsulated switch, dust tight, 1/4 in. female flare fitting with built-in Schrader type depressor is standard, Electrical connections are made to 48 in. leads, Applications:, Low limit, high limit, and fan cycling control in commercial refrigeration, Ice machines, Food service equipment
p100.jpgP100DA-81 410A 630# MAN RESET HIGH PRESS SWITCH
Locke Part #: L4969MFG Part #: P100DA-81 Compare
Switch Action: Open on Pressure Drop, Setting - Opens: 630 (4,343), PSIG (kPa) Closes: Lockout Manual Reset Compact size and light weight allow for direct mounting, Trip-free manual reset (manual reset models)...contacts cannot be overridden by continued depression of the reset button, Use with all non-corrosive refrigerants, Encapsulated switch, dust tight, 1/4 in. female flare fitting with built-in Schrader type depressor is standard, Electrical connections are made to 48 in. leads, Applications:, Low limit, high limit, and fan cycling control in commercial refrigeration, Ice machines, Food service equipment
L4472.jpgP45NCA-12 OIL PRESSURE CONTROL
Locke Part #: L4472MFG Part #: P45NCA-12 Compare
Time Delay: 120 sec. These Controls Are Supplied Less Mounting Brackets. If Brackets Are Required, Order Kit Number BKT38A-600R Which Contains Five 271-51 Angle mounting Brackets With screws., Shipping Weight:, 3.0 Lbs., To Order:, Specify Kit Number Only.
L4451.jpgP70AA-118 HEAD PRESS FAN CYCLE
Locke Part #: L4451MFG Part #: P70AA-118 Compare
Switch Action: Close High Open Low, Range PSIG (kPa): 100 to 400 (690 to 2758), Differential (PSI): Min. 35 (241) Max. 200 (1379), Pressure Connector: 36" Cap. with 1/4" Flare Nut, Limited Knob Adjustment: None, Max. Bellows Pressure PSIG (kPa): 500 (3447), Ship. Wt. Lb.: 2.3
L4453.jpgP70AB-12 LOW PRESSURE CONTROL
Locke Part #: L4453MFG Part #: P70AB-12 Compare
Switch Action: Close High Open Low, Range PSIG (kPa): 12" to 80 (-40 to 345), Differential (PSI): Min. 5 (34) Max. 35 (241), Pressure Connector: 36" Cap. w/ 1/4" Flare Nut, Limited Knob Adjustment: Cutoff, Max. Bellows Pressure PSIG (kPa): 500 (3447), Ship. Wt. Lb.: 2.4
L4453.jpgP70AB-2 LOW PRESSURE CONTROL
Locke Part #: L4455MFG Part #: P70AB-2 Compare
Switch Action: Close High Open Low, Range PSIG (kPa): 20" to 100 (-68 to 690), Pressure Connector: 36" Cap. w/ 1/4" Flare Nut, Limited Knob Adjustment: Cutoff, Max. Bellows Pressure PSIG (kPa): 325 (2241), Ship. Wt. Lb.: 2.4, Differential (P.S.I.): Min. 6 (41) Max. 50 (345)
L4461.jpgP70LB-1 SINGLE POLE DUAL PRESS
Locke Part #: L4461MFG Part #: P70LB-1 Compare
Differential: Under 300 PSIG, 55 PSI:Over 300 PSIG, 65 PSI Lockout (Requires Manual Reset), Switch Action: SPST, Range PSIG (kPa): 20" to 100 (-68 to 690), Differential (PSI): Min. 6 (41) Max. 50 (345) Lockout Man. Reset, Pressure Connector: 36" Cap. w/ 1/4" Flare Nut, Limited Knob Adjustment: Cutout, Max. Bellows Pressure PSIG (kPa): 325 Low 50 High (2241 Low) (3103 High), Ship. Wt. Lb.: 3.1, Range: 100 to 425 (690 to 2930) These controls are supplied less mounting brackets. If brackets are required, order kit number BKT38A-600R which contains five 271-51 angle mounting brackets w/ screws., Shipping Weight:, 3.0 Lbs., TO ORDER :, Specify Kit Number only.
L4460.jpgP70LB-6 SINGLE POSE DUAL PRESS
Locke Part #: L4460MFG Part #: P70LB-6 Compare
Differential: Under 300PSIG, 55 PSI: Over 300PSIG, 65 PSI, Switch Action: SPST, Range PSIG (kPa): 12" to 80 (-40 to 345), Differential (PSI): Min. 5 (34) Max. 35 (241), Pressure Connector: 36" Cap. w/ 1/4" Flare Nut, Limited Knob Adjustment: Cutout, Max. Bellows Pressure PSIG (kPa): 500 Low 475 High (3447 Low) (3275 High), Ship. Wt. Lb.: 3.1, Range: 100 to 425 (690 to 2930) These controls are supplied less mounting brackets. If brackets are required, order kit number BKT38A-600R which contains five 271-51 angle mounting brackets w/ screws., Shipping Weight:, 3.0 Lbs., TO ORDER :, Specify Kit Number only.
L4468.jpgP72AA-1 TWO POLE LOW PRESS
Locke Part #: L4468MFG Part #: P72AA-1 Compare
Switch Action: DPST Close High Open Low, Range PSIG (kPa): 20 in. to 100 (68to 690)
L4469.jpgP72AA-27 TWO POLE HIGH PRESS
Locke Part #: L4469MFG Part #: P72AA-27 Compare
Switch Action: DPST Close High Open Low, Range PSIG (kPa): 100 to 400 (690 to 2758)
L4467.jpgP72LA-1 TWO POLE DUAL PRESS
Locke Part #: L4467MFG Part #: P72LA-1 Compare
Switch Action: DPST (shown Less cover)
L551.jpgSPDT HIGH/LOW PRESS. CONTROL 016-108
Locke Part #: L0552MFG Part #: O16-108 Compare
Pressure Range P.S.I.G.: 100 to 400, Differential P.S.I.: 40 to 150, 36" Capillary with Flare Nut: 016-108 These controls offer a variety of pressure ranges and switch actions to provide maximum application flexibility., NEMA 1 enclosure with non-conductive cover, Front located captive cover screw, Large, easy-to-read scale plate, SUPER CAP capillary protection system, Universal mounting and compact design, Screw terminals are raised and fully accessible for easy wiring, Laser-welded bellows for extended life, Heavy-duty plates steel frame, Suitable for R12, R22, and R502 applications