air quality sensors

Indoor air quality directly affects building occupant health, comfort and productivity. Blackhawk Supply provides commercial-grade air quality sensors for buildings to deliver real-time data on particulate matter, CO2, VOC levels and other critical air quality parameters. These sensors integrate seamlessly with building automation systems to enable responsive HVAC adjustments that maintain optimal indoor environments.

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CO2 Sensors

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Duct CO2 Sensors

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Particulate Matter Sensors

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Johnson Controls NSB8MTC240-0 Temp | CO2 | LCD Display | White | PIR Occ Sensor | JCI Branded | Blackhawk Supply

NSB8MTC240-0 | NSTCO2OCSTPTWHLG | Johnson Controls

Brand: Johnson Controls

SKU: NSB8MTC240-0

Johnson Controls NSB8BHC340-0 NSTRHCO2GRPHWHLG | Blackhawk Supply

NSB8BHC340-0 | NSTRHCO2GRPHWHLG | Johnson Controls

Brand: Johnson Controls

SKU: NSB8BHC340-0

Dwyer CDTR-2N404 Series CDTR Carbon Dioxide/RH/Temperature Transmitter CO2/RH, wall mount, 2000 ppm | Blackhawk Supply

CDTR-2N404 | Series CDTR Carbon Dioxide / RH / Temperature Transmitter CO2 / RH, wall mount, 2000 ppm | Dwyer

Brand: Dwyer

SKU: CDTR-2N404

Dwyer CDTA-2N000 CO2/Temperature/Humidity, Modbus & BACNet, 2000 ppm | Blackhawk Supply

CDTA-2N000 | CO2 / Temperature / Humidity, Modbus & BACNet, 2000 ppm | Dwyer

Brand: Dwyer

SKU: CDTA-2N000

Dwyer CDT-2N4B-LCD Carbon Dioxide/Temperature | Wall Mount | universal current/voltage output | 10K Type II Thermistor Temperature Output | North American Housing | LCD Display. | Blackhawk Supply

CDT-2N4B-LCD | Carbon Dioxide / Temperature | Wall Mount | universal current / voltage output | 10K Type II Thermistor Temperature Output | North American Housing | LCD Display. | Dwyer

Brand: Dwyer

SKU: CDT-2N4B-LCD

Dwyer CDTR-5D404 Carbon Dioxide/RH/Temperature Transmitter | 5000 ppm CO2 range | duct mount | 4 to 20 mA/0 to (5 or 10) VDC CO2 output | RH outputs & no temperature output. | Blackhawk Supply

CDTR-5D404 | Carbon Dioxide / RH / Temperature Transmitter | 5000 ppm CO2 range | duct mount | 4 to 20 mA / 0 to (5 or 10) VDC CO2 output | RH outputs & no temperature output. | Dwyer

Brand: Dwyer

SKU: CDTR-5D404

Dwyer CDT-2N4D-LCD Carbon Dioxide/Temperature | Wall Mount | universal current/voltage output | Pt100 RTD Temperature Output | North American Housing | LCD Display. | Blackhawk Supply

CDT-2N4D-LCD | Carbon Dioxide / Temperature | Wall Mount | universal current / voltage output | Pt100 RTD Temperature Output | North American Housing | LCD Display. | Dwyer

Brand: Dwyer

SKU: CDT-2N4D-LCD

Johnson Controls A-4000-613 FILTERCARTRIDGE;30SCFM | Blackhawk Supply

A-4000-613 | FILTERCARTRIDGE;30SCFM | Johnson Controls

Brand: Johnson Controls

SKU: A-4000-613

C7232B1022 | CO2 SENSOR, NO HW LOGO, DUCT MOUNT WITH DISPLAY, 1 MOD 1 RELAY OUTPUT | Honeywell

Brand: Honeywell

SKU: C7232B1022

Belimo 22DTC-53 Duct CO2+Temp Sensor A | Blackhawk Supply

22DTC-53 | Duct CO2+Temp Sensor A | Belimo

Brand: Belimo

SKU: 22DTC-53

Belimo ECON-ZIP-DELF ZIP Economizer - Differential Enthalpy with DCV Capability and LF Spg Rtn Actuator (35 in-lbs) | Blackhawk Supply

ECON-ZIP-DELF | ZIP Economizer - Differential Enthalpy with DCV Capability and LF Spg Rtn Actuator (35 in-lbs) | Belimo

Brand: Belimo

SKU: ECON-ZIP-DELF

ACI VOC-R-LCD VOC, Room Mount, Relay, LCD, 4-20 mA and 0-10 VDC, Modbus RS-485 | Blackhawk Supply

VOC-R-LCD | VOC, Room Mount, Relay, LCD, 4-20 mA and 0-10 VDC, Modbus RS-485 | ACI

Brand: ACI

SKU: VOC-R-LCD

ACI VOC-R VOC, Room Mount, 4-20 mA and 0-10 VDC, Modbus RS-485 | Blackhawk Supply

VOC-R | VOC, Room Mount, 4-20 mA and 0-10 VDC, Modbus RS-485 | ACI

Brand: ACI

SKU: VOC-R

ACI QTS-61160X-E000000 CARBON MONOXIDE, ALUM EXP PRF | Blackhawk Supply

QTS-61160X-E000000 | CARBON MONOXIDE, ALUM EXP PRF | ACI

Brand: ACI

SKU: QTS-61160X-E000000

ACI Q5-CO2-100V-O-X Smart Sensor, Carbon Dioxide, 0-100% Volume, 3 SPDT Relays, NEMA 4X, 4-20mA, 2-10V, or Modbus RTU | Blackhawk Supply

Q5-CO2-100V-O-X | Smart Sensor, Carbon Dioxide, 0-100% Volume, 3 SPDT Relays, NEMA 4X, 4-20mA, 2-10V, or Modbus RTU | ACI

Brand: ACI

SKU: Q5-CO2-100V-O-X

ACI PM-D PM2.5, Duct Mount, 4-20 mA and 0-10 VDC, Modbus RS-485 | Blackhawk Supply

PM-D | PM2.5, Duct Mount, 4-20 mA and 0-10 VDC, Modbus RS-485 | ACI

Brand: ACI

SKU: PM-D

ACI NO2-D CO Sensor NO2 Sensor | Duct CO NO2 Sensor | Blackhawk Supply

NO2-D | CO Sensor NO2 Sensor | Duct CO NO2 Sensor | ACI

Brand: ACI

SKU: NO2-D

ACI ESENSE-D CO2 DUCT, 0-10VDC, 4-20MA OUT | Blackhawk Supply

ESENSE-D | CO2 DUCT, 0-10VDC, 4-20MA OUT | ACI

Brand: ACI

SKU: ESENSE-D

ACI ESENSE-IP54-LCD INDUSTRL CO2 ROOM LCD 0-10 | Blackhawk Supply

ESENSE-IP54-LCD | INDUSTRL CO2 ROOM LCD 0-10 | ACI

Brand: ACI

SKU: ESENSE-IP54-LCD

ACI ESENSE-IP50 CO2 SLIM OUT 1 OUT 2 | Blackhawk Supply

ESENSE-IP50 | CO2 SLIM OUT 1 OUT 2 | ACI

Brand: ACI

SKU: ESENSE-IP50

ACI ESENSE-R-5-LCD CO2 ROOM, LCD, 0-5VDC, 4-20 | Blackhawk Supply

ESENSE-R-5-LCD | CO2 ROOM, LCD, 0-5VDC, 4-20 | ACI

Brand: ACI

SKU: ESENSE-R-5-LCD

ACI A/TTM100-D-12"-4-BB DUCT 12", BB | Blackhawk Supply

A / TTM100-D-12"-4-BB | DUCT 12", BB | ACI

Brand: ACI

SKU: A/TTM100-D-12"-4-BB

ACI A/TT1K-A-12'-4-GD AVERAGING 12', GD | Blackhawk Supply

A / TT1K-A-12'-4-GD | AVERAGING 12', GD | ACI

Brand: ACI

SKU: A/TT1K-A-12'-4-GD

ACI ASENSE-D-LCD-REL CO2 DUCT, LCD, RELAY, 0-10 VDC | Blackhawk Supply

ASENSE-D-LCD-REL | CO2 DUCT, LCD, RELAY, 0-10 VDC | ACI

Brand: ACI

SKU: ASENSE-D-LCD-REL

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Contemporary Controls BASRT-B BAS Router BACnet/IP to MS/TP DIN rail mount | Blackhawk Supply

BASRT-B | BAS Router BACnet/IP to MS/TP DIN rail mount | Contemporary Controls

Brand: Contemporary Controls

SKU: BASRT-B

Contemporary Controls BASRTP-B BAS Portable Router BACnet/IP to MS/TP | Blackhawk Supply

BASRTP-B | BAS Portable Router BACnet/IP to MS/TP | Contemporary Controls

Brand: Contemporary Controls

SKU: BASRTP-B

Belimo LF24-SR US Damper Actuator | 35 in-lb | Spg Rtn | 24V | Modulating | Blackhawk Supply

LF24-SR US | Damper Actuator | 35 in-lb | Spg Rtn | 24V | Modulating | Belimo

Brand: Belimo

SKU: LF24-SR US

Generic BACnet Router BACNET_ROUTER BACnet Router | Generic | BACnet/IP to BACnet/MSTP | Blackhawk Supply

BACNET_ROUTER | BACnet Router | Generic | BACnet/IP to BACnet/MSTP | Generic BACnet Router

Brand: Generic BACnet Router

SKU: BACNET_ROUTER

Belimo AMB24-3 Damper Actuator | 180 in-lb | Non-Spg Rtn | 24V | On/Off/Floating Point | Blackhawk Supply

AMB24-3 | Damper Actuator | 180 in-lb | Non-Spg Rtn | 24V | On/Off/Floating Point | Belimo

Brand: Belimo

SKU: AMB24-3

Square D MD3304X Motor disconnect switch, 3 P, 30 A, NEMA 1, 3, 3R, 4, 4X and 12 enclosure | Blackhawk Supply

MD3304X | Motor disconnect switch, 3 P, 30 A, NEMA 1, 3, 3R, 4, 4X and 12 enclosure | Square D

Brand: Square D

SKU: MD3304X

Belimo LF120 US Damper Actuator | 35 in-lb | Spg Rtn | 120V | On/Off | Blackhawk Supply

LF120 US | Damper Actuator | 35 in-lb | Spg Rtn | 120V | On/Off | Belimo

Brand: Belimo

SKU: LF120 US

Belimo FSLF120 US Fire & Smoke Actuator | 30 in-lb | Spg Rtn | 120V | On/Off | 1m Cable | Blackhawk Supply

FSLF120 US | Fire & Smoke Actuator | 30 in-lb | Spg Rtn | 120V | On/Off | 1m Cable | Belimo

Brand: Belimo

SKU: FSLF120 US

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