HVAC Controls

Increase energy savings and easily control heating and cooling systems with HVAC controls. Utilize easy-to-install fresh air ventilation panels, furnace control boards, HVAC control boards, building automation panels, and kits to introduce clean air into buildings. Control multiple aspects of a system with highly universal digital controls. Also, shop our selection of replacement parts for controllers and larger equipment, defrost controllers, even fireplace controls. Our specialty controls selection addresses unique problems that push the boundaries of innovation within the industry. If you are a contractor check out items like the Wireless Lodge Watch from iO HVAC Controls or the Duel Fuel Kit.

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Showing 1297–1344 of 5282 resultsSorted by popularity

Spring Return Damper Actuator, 180 in-lb, On/Off, 24V

Belimo

SKU: AFRB24
$415.78
MSRP: $478.15
You save 13%
Belimo AFRB24 Spring Return Damper Actuator, 180 in-lb, On/Off, 24V quantity
24-240V On/Off Spring Return 180 In-lb Damper Actuator

Belimo

SKU: AFBUP-X1
$425.99
MSRP: $489.89
You save 13%
Belimo AFBUP-X1 24-240V On/Off Spring Return 180 In-lb Damper Actuator quantity
Spring Return Proportional Damper Actuator, 24V, MFT

Belimo

SKU: AFB24-MFT-X1
$518.41
MSRP: $596.17
You save 13%
Belimo AFB24-MFT-X1 Spring Return Proportional Damper Actuator 24V quantity
Spring Return Actuator, 180 in-lb, MFT, 24V, with Auxiliary Switch

Belimo

SKU: AFB24-MFT-S
$590.00
MSRP: $678.50
You save 15%
Belimo AFB24-MFT-S Spring Return Actuator 180 in-lb MFT 24V w/ Aux Switch quantity
Anti-Rotation Bracket for AF Series Actuators

Belimo

SKU: AF-P
$10.00
MSRP: $11.50
You save 15%
Belimo AF-P Anti-Rotation Bracket for AF Series Actuators quantity
T-Piece with Thermowell, 1-1/2″ Pipe Size

Belimo

SKU: A-22PE-A13
$63.77
MSRP: $73.34
You save 15%
Belimo A-22PE-A13 T-Piece with Thermowell 1-1/2" quantity
Syringe Contact Fluid for Actuator Maintenance

Belimo

SKU: A-22P-A44
$4.56
MSRP: $5.24
You save 13%
Belimo A-22P-A44 Syringe Contact Fluid quantity
Stainless Steel Thermowell, 6″ Insertion Length, 1/2″ NPT

Belimo

SKU: A-22P-A09
$25.07
MSRP: $28.83
You save 13%
Belimo A-22P-A09 Stainless Steel Thermowell 6" Insertion 1/2" NPT quantity
Thermowell Stainless Steel 1/2″ NPT 100MM

Belimo

SKU: A-22P-A07
$21.11
MSRP: $24.28
You save 15%
Belimo A-22P-A07 Thermowell Stainless Steel 1/2" NPT 100MM quantity
Array Control Component for HVAC Applications

Belimo

SKU: 40155
$14.00
MSRP: $16.10
You save 13%
Belimo 40155 Array | HVAC Control Component quantity
Liquid Pressure Sensor, 0-200 PSI, 4-20mA Output

Belimo

SKU: 22WP-537
$222.44
MSRP: $255.81
You save 13%
Belimo 22WP-537 Liquid Pressure Sensor, 0-200 PSI, 4-20mA Output quantity
Liquid Pressure Sensor, 100 PSI

Belimo

SKU: 22WP-536
$231.99
MSRP: $266.79
You save 15%
Belimo 22WP-536 Liquid Pressure Sensor, 100 PSI quantity
Liquid Pressure Sensor, 0-10V Output

Belimo

SKU: 22WP-517
$230.57
MSRP: $265.16
You save 13%
Belimo 22WP-517 Liquid Pressure Sensor, 0-10V Output quantity
Liquid Pressure Sensor, 0–10V Output

Belimo

SKU: 22WP-516
$231.99
MSRP: $266.79
You save 15%
Belimo 22WP-516 Liquid Pressure Sensor, 0–10V Output quantity
Outdoor Humidity & Temperature Sensor, 4-20mA Output

Belimo

SKU: 22UTH-530X
$344.09
MSRP: $395.70
You save 13%
Belimo 22UTH-530X Outdoor Humidity & Temperature Sensor 4-20mA quantity
Outdoor Humidity & Temperature Sensor, 4-20mA Output

Belimo

SKU: 22UTH-53
$295.14
MSRP: $339.41
You save 13%
Belimo 22UTH-53 Outdoor Humidity & Temperature Sensor 4-20mA quantity
Outdoor Humidity & Temperature Sensor, 0-5V / 0-10V Output

Belimo

SKU: 22UTH-510X
$346.20
MSRP: $398.13
You save 13%
Belimo 22UTH-510X Outdoor Humidity & Temperature Sensor 0-5V / 0-10V quantity
Outdoor Humidity & Temperature Sensor, 0-5V / 0-10V Output

Belimo

SKU: 22UTH-510Q
$282.99
MSRP: $325.44
You save 15%
Belimo 22UTH-510Q Outdoor Humidity & Temperature Sensor 0-5V / 0-10V quantity
Outdoor Humidity & Temperature Sensor, 0-5V / 0-10V Output

Belimo

SKU: 22UTH-510L
$295.14
MSRP: $339.41
You save 13%
Belimo 22UTH-510L Outdoor Humidity & Temperature Sensor 0-5V / 0-10V quantity
Outdoor Humidity & Temperature Sensor, 0-5V / 0-10V Output

Belimo

SKU: 22UTH-51
$282.99
MSRP: $325.44
You save 15%
Belimo 22UTH-51 Outdoor Humidity & Temperature Sensor 0-5V / 0-10V quantity
Outdoor Temperature Sensor, Active 4–20 mA Output

Belimo

SKU: 22UT-54
$121.99
MSRP: $140.29
You save 13%
Belimo 22UT-54 Outdoor Temperature Sensor, Active 4–20 mA Output quantity
Room Temperature, Relative Humidity & CO2 Sensor

Belimo

SKU: 22RTM-5X900A
$392.27
MSRP: $451.11
You save 13%
Belimo 22RTM-5X900A Room Temperature, Humidity & CO2 Sensor quantity
24V AC/DC Room Temperature Sensor for HVAC Control

Belimo

SKU: 22RT-5900A
$109.94
MSRP: $126.43
You save 13%
Belimo 22RT-5900A 24V AC/DC Room Temperature Sensor quantity
2″ NPT Pressure-Independent Flow Meter, 91.2 GPM, 24V

Belimo

SKU: 22PF-5UHH
$1,327.38
MSRP: $1,526.49
You save 15%
Belimo 22PF-5UHH 2" NPT Pressure-Independent Flow Meter 91.2 GPM 24V quantity
0-10PPM BACnet SPDT CAN Bus CO2 Sensor

Belimo

SKU: 22G14-5B
$607.96
MSRP: $699.15
You save 15%
Belimo 22G14-5B 0-10PPM BACnet SPDT CAN Bus CO2 Sensor quantity
Gas Monitor, 0-10 PPM Detection Range, 2 SPDT Aux Outputs

Belimo

SKU: 22G0214-5B
$808.26
MSRP: $929.50
You save 13%
Read more
Gas Monitor for CO and NO with Auxiliary Output

Belimo

SKU: 22G0214-5A
$882.26
MSRP: $1,014.60
You save 13%
Belimo 22G0214-5A Gas Monitor for CO and NO with Auxiliary Output quantity
Gas Monitor for Reliable Gas Detection & Safety

Belimo

SKU: 22G02-5B
$548.82
MSRP: $631.14
You save 15%
Belimo 22G02-5B Gas Monitor quantity
CO Gas Monitor with CAN Bus BACnet Communication

Belimo

SKU: 22G02-5A
$615.56
MSRP: $707.89
You save 13%
Belimo 22G02-5A CO Gas Monitor with CAN Bus BACnet Communication quantity
Duct Humidity & Temperature Sensor, 4-20mA Output

Belimo

SKU: 22DTH-53M
$225.23
MSRP: $259.01
You save 13%
Belimo 22DTH-53M Duct Humidity & Temperature Sensor, 4-20mA quantity
Duct Humidity & Temperature Sensor, 0-5V / 0-10V Outputs

Belimo

SKU: 22DTH-51ML
$223.87
MSRP: $257.45
You save 15%
Read more
Duct Humidity & Temperature Sensor, 0-5V / 0-10V Output

Belimo

SKU: 22DTH-51M
$225.23
MSRP: $259.01
You save 13%
Belimo 22DTH-51M Duct Humidity & Temperature Sensor, 0-5V / 0-10V Output quantity
Duct CO2 Sensor with 4-20mA Output

Belimo

SKU: 22DC-53
$388.15
MSRP: $446.37
You save 13%
Belimo 22DC-53 Duct CO2 Sensor with 4-20mA Output quantity
Differential Pressure Sensor, 0-1 In. WC Range, 4-20mA Output

Belimo

SKU: 22ADP-58Q
$215.47
MSRP: $247.79
You save 13%
Belimo 22ADP-58Q Differential Pressure Sensor 0-1 In. WC 4-20mA quantity
Screw Kit for LRA to CCV M4/M5 Actuator Mounting

Belimo

SKU: 13131-00001
$0.91
MSRP: $1.05
You save 15%
Belimo 13131-00001 Screw Kit for LRA to CCV M4/M5 Actuators quantity
Outdoor Temperature Sensor, Passive NTC10k3, 5m Cable

Belimo

SKU: 01UT-5M
$32.99
MSRP: $37.94
You save 15%
Read more
Outdoor Temperature Sensor, Passive NTC10k

Belimo

SKU: 01UT-5L
$32.54
MSRP: $37.42
You save 15%
Belimo 01UT-5L Outdoor Temperature Sensor Passive NTC10k quantity
Duct Averaging Temperature Sensor with 20′ Probe

Belimo

SKU: 01MT-5L5
$174.05
MSRP: $200.16
You save 15%
Belimo 01MT-5L5 Duct Averaging Temperature Sensor 20' Probe quantity
12″ Passive NTC10K Duct Temperature Sensor

Belimo

SKU: 01DT-5MR
$21.37
MSRP: $24.58
You save 13%
Read more
Passive NTC10k3 Temperature Sensor, 8″ Immersion

Belimo

SKU: 01DT-5MP
$21.37
MSRP: $24.58
You save 13%
Belimo 01DT-5MP Passive NTC10k3 Temperature Sensor 8" Immersion quantity
Passive NTC10k3 Temperature Sensor, 4″ Immersion

Belimo

SKU: 01DT-5ML
$21.37
MSRP: $24.58
You save 13%
Belimo 01DT-5ML Passive NTC10k3 Temperature Sensor 4" Immersion quantity
Passive NTC10k Temperature Sensor with 8″ Probe

Belimo

SKU: 01DT-5LP
$21.37
MSRP: $24.58
You save 13%
Read more
Passive NTC10k Temperature Sensor, 6″ Duct Probe

Belimo

SKU: 01DT-5LN
$21.90
MSRP: $25.19
You save 15%
Belimo 01DT-5LN Passive NTC10k Temperature Sensor, 6" Duct Probe quantity
Passive NTC10k Temperature Sensor, 4″ Immersion

Belimo

SKU: 01DT-5LL
$21.90
MSRP: $25.19
You save 13%
Belimo 01DT-5LL Passive NTC10k Temperature Sensor 4" Immersion quantity
Passive NTC10k Temperature Sensor, 2″ Immersion

Belimo

SKU: 01DT-5LH
$21.90
MSRP: $25.19
You save 13%
Belimo 01DT-5LH Passive NTC10k Temperature Sensor, 2" Immersion quantity
Cable Temperature Sensor, 2m 2-Wire Cable

Belimo

SKU: 01CT-5LH
$21.45
MSRP: $24.67
You save 13%
Belimo 01CT-5LH Cable Temperature Sensor, 2m 2-Wire Cable quantity
Differential Pressure Switch, 0.08–1.20 In. WC Range

Belimo

SKU: 01APS-50R
$50.19
MSRP: $57.72
You save 13%
Belimo 01APS-50R Differential Pressure Switch 0.08-1.20 In. WC quantity
Differential Pressure Switch, 0.8–4 In. WC

Belimo

SKU: 01APS-501
$50.19
MSRP: $57.72
You save 13%
Belimo 01APS-501 Differential Pressure Switch, 0.8–4 In. WC quantity