hvac switches

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View Details Dwyer DXW-11-153-2 Differential pressure switch | brass and fluoroelastomer wetted materials | NEMA 4X | 1/4" NPT connections | SPDT | range 10 to 25 psi. | Blackhawk Supply
DXW-11-153-2 | Differential pressure switch | brass and fluoroelastomer wetted materials | NEMA 4X | 1 / 4" NPT connections | SPDT | range 10 to 25 psi. | Dwyer
Brand: Dwyer
SKU: DXW-11-153-2
$136.76 each
View Details Belimo 22HH-50 Humidity Switch | Blackhawk Supply
22HH-50 | Humidity Switch | Belimo
Brand: Belimo
SKU: 22HH-50
$154.35 each
View Details Belimo 01APS-50U Diff Air Pressure Switch 0.02..2 "wc | Blackhawk Supply
01APS-50U | Diff Air Pressure Switch 0.02..2 "wc | Belimo
Brand: Belimo
SKU: 01APS-50U
$49.50 each
View Details Belimo 01APS-504 Diff Air Pressure Switch 2..20 "wc | Blackhawk Supply
01APS-504 | Diff Air Pressure Switch 2..20 "wc | Belimo
Brand: Belimo
SKU: 01APS-504
$49.50 each
View Details Johnson Controls P72CA-13C DPSTPRESSURECONTROL | Blackhawk Supply
P72CA-13C | DPSTPRESSURECONTROL | Johnson Controls
Brand: Johnson Controls
SKU: P72CA-13C
$389.23 each
View Details Johnson Controls P47AA-1C STEAMPRESSURECONTROL | Blackhawk Supply
P47AA-1C | STEAMPRESSURECONTROL | Johnson Controls
Brand: Johnson Controls
SKU: P47AA-1C
$346.32 each
View Details Johnson Controls P100AP-358C ENCAPSULATED PRESS CNTL; CO 75 PSIG; CI 100 PSIG; OPENS ON FALL; AUTO RESET; 1/4" FEM FLARE | Blackhawk Supply
P100AP-358C | ENCAPSULATEDPRESSCNTL | Johnson Controls
Brand: Johnson Controls
SKU: P100AP-358C
$42.89 each
View Details Dwyer DA-7031-153-7 Pressure switch | brass Bourdon tube | range 5-150 psig | 24 psig min. deadband. | Blackhawk Supply
DA-7031-153-7 | Pressure switch | brass Bourdon tube | range 5-150 psig | 24 psig min. deadband. | Dwyer
Brand: Dwyer
SKU: DA-7031-153-7
$926.63 each
View Details Lennox 69W57 2stg PRESSURE SWITCH | Blackhawk Supply
69W57 | 2stg PRESSURE SWITCH | Lennox
Brand: Lennox
SKU: 69W57
$74.16 each
View Details Carlin 98522S Flow Switch Air for EZ Gas Burner | Blackhawk Supply
98522S | Flow Switch Air for EZ Gas Burner | Carlin
Brand: Carlin
SKU: 98522S
$98.27 each
View Details Square D H365 Safety switch, heavy duty, fusible, 400A, 3 wire, 3 poles, 250hp, 600VAC/DC, Type 1 | Blackhawk Supply
H365 | Safety switch, heavy duty, fusible, 400A, 3 wire, 3 poles, 250hp, 600VAC / DC, Type 1 | Square D
Brand: Square D
SKU: H365
$1,937.20 each
View Details Dwyer TSW-250 Weatherproof digital temperature switch | dual stage | 90 to 255 VAC power supply | Blackhawk Supply
TSW-250 | Weatherproof digital temperature switch | dual stage | 90 to 255 VAC power supply | Dwyer
Brand: Dwyer
SKU: TSW-250
$138.67 each
View Details Dwyer A6-153221 Pressure switch | set point range 0.5-1 ±0.3 psi (0.03-0.07 ±0.02 bar). | Blackhawk Supply
A6-153221 | Pressure switch | set point range 0.5-1 ±0.3 psi (0.03-0.07 ±0.02 bar). | Dwyer
Brand: Dwyer
SKU: A6-153221
$33.09 each
View Details Dwyer MVS-2 Miniature vacuum switch | min. set point 9" w.c. (21 mbar) | max. set point 80" w.c. (199 mbar) | 1/4" smooth port process connection. | Blackhawk Supply
MVS-2 | Miniature vacuum switch | min. set point 9" w.c. (21 mbar) | max. set point 80" w.c. (199 mbar) | 1 / 4" smooth port process connection. | Dwyer
Brand: Dwyer
SKU: MVS-2
$31.86 each
View Details Dwyer MVS-1 Miniature vacuum switch | min. set point 3" w.c. (8 mbar) | max. set point 8" w.c. (20 mbar) | 1/4" smooth port process connection. | Blackhawk Supply
MVS-1 | Miniature vacuum switch | min. set point 3" w.c. (8 mbar) | max. set point 8" w.c. (20 mbar) | 1 / 4" smooth port process connection. | Dwyer
Brand: Dwyer
SKU: MVS-1
$31.36 each
View Details Dwyer A3302 Pressure switch/gage | range 1-0-1" w.c. | Blackhawk Supply
A3302 | Pressure switch / gage | range 1-0-1" w.c. | Dwyer
Brand: Dwyer
SKU: A3302
$693.33 each
View Details Square D HU462AWK Safety switch, heavy duty, non fusible, 60A, 4 poles, 60 hp, 600 VAC/DC, NEMA 12 | Blackhawk Supply
HU462AWK | Safety switch, heavy duty, non fusible, 60A, 4 poles, 60 hp, 600 VAC / DC, NEMA 12 | Square D
Brand: Square D
SKU: HU462AWK
$701.77 each
View Details iO HVAC Controls UMM-FS Malfunction Monitor - Freeze Stat | Blackhawk Supply
UMM-FS | Malfunction Monitor - Freeze Stat | iO HVAC Controls
Brand: iO HVAC Controls
SKU: UMM-FS
$97.41 each
View Details Johnson Controls P100AP-200C ENCAPSULATEDPRESSCNTL | Blackhawk Supply
P100AP-200C | ENCAPSULATEDPRESSCNTL | Johnson Controls
Brand: Johnson Controls
SKU: P100AP-200C
$46.87 each
View Details Johnson Controls P70DA-2C SPSTPRESSURECONTROL | Blackhawk Supply
P70DA-2C | SPSTPRESSURECONTROL | Johnson Controls
Brand: Johnson Controls
SKU: P70DA-2C
$315.46 each
View Details Johnson Controls P70AA-119C SPSTPRESSURECONTROL | Blackhawk Supply
P70AA-119C | SPSTPRESSURECONTROL | Johnson Controls
Brand: Johnson Controls
SKU: P70AA-119C
$273.85 each
View Details Johnson Controls P100EE-78C ENCAPSULATEDPRESCONTROL | Blackhawk Supply
P100EE-78C | ENCAPSULATEDPRESCONTROL | Johnson Controls
Brand: Johnson Controls
SKU: P100EE-78C
$69.91 each
View Details Johnson Controls P100AP-3C PRESSURECONTROL | Blackhawk Supply
P100AP-3C | PRESSURECONTROL | Johnson Controls
Brand: Johnson Controls
SKU: P100AP-3C
$43.69 each
View Details Johnson Controls P100AP-352C ENCAPSULATEDPRESSCNTL | Blackhawk Supply
P100AP-352C | ENCAPSULATEDPRESSCNTL | Johnson Controls
Brand: Johnson Controls
SKU: P100AP-352C
$42.89 each
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