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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Honeywell EIDR-8-J03RJ Interval Data Recorder up to 8 Meters, BACnet MS/TP, EZ-7 Ethernet Protocol with JIC Steel Enclosure and RJ Connections | Blackhawk Supply

EIDR-8-J03RJ | Interval Data Recorder up to 8 Meters, BACnet MS / TP, EZ-7 Ethernet Protocol with JIC Steel Enclosure and RJ Connections | Honeywell

Brand: Honeywell

SKU: EIDR-8-J03RJ

Dwyer GSTA-N-D-FC Nitrogen duct mount transmitter with universal current/voltage outputs | includes factory calibration certificate | Blackhawk Supply

GSTA-N-D-FC | Nitrogen duct mount transmitter with universal current / voltage outputs | includes factory calibration certificate | Dwyer

Brand: Dwyer

SKU: GSTA-N-D-FC

Dwyer GSTC-C-D-FC Carbon monoxide duct mount transmitter with BACnet & Modbus® communication | includes factory calibration certificate | Blackhawk Supply

GSTC-C-D-FC | Carbon monoxide duct mount transmitter with BACnet & Modbus® communication | includes factory calibration certificate | Dwyer

Brand: Dwyer

SKU: GSTC-C-D-FC

Dwyer GSTC-C-D Carbon Monoxide Duct Mount Transmitter with BACnet & Modbus Communication | Blackhawk Supply

GSTC-C-D | Carbon Monoxide Duct Mount Transmitter with BACnet & Modbus Communication | Dwyer

Brand: Dwyer

SKU: GSTC-C-D

Dwyer GSTC-N-LCD-FC Nitrogen Dioxide duct mount transmitter with BACnet & Modbus® communication | LCD display | includes factory calibration certificate | Blackhawk Supply

GSTC-N-LCD-FC | Nitrogen Dioxide duct mount transmitter with BACnet & Modbus® communication | LCD display | includes factory calibration certificate | Dwyer

Brand: Dwyer

SKU: GSTC-N-LCD-FC

Dwyer GSTA-C-LCD-FC Carbon monoxide transmitter with universal current/voltage outputs | LCD display | includes factory calibration certificate | Blackhawk Supply

GSTA-C-LCD-FC | Carbon monoxide transmitter with universal current / voltage outputs | LCD display | includes factory calibration certificate | Dwyer

Brand: Dwyer

SKU: GSTA-C-LCD-FC

Dwyer CDT-2N44 Carbon Dioxide/Temperature | Wall Mount | universal current/voltage output | North American Housing. | Blackhawk Supply

CDT-2N44 | Carbon Dioxide / Temperature | Wall Mount | universal current / voltage output | North American Housing. | Dwyer

Brand: Dwyer

SKU: CDT-2N44

Dwyer GSTA-N-FC Nitrogen transmitter with universal current/voltage outputs | includes factory calibration certificate | Blackhawk Supply

GSTA-N-FC | Nitrogen transmitter with universal current / voltage outputs | includes factory calibration certificate | Dwyer

Brand: Dwyer

SKU: GSTA-N-FC

Contemporary Controls ISMA-B-4TO-H 4TO triac outputs- .5 A @ 30 V AC with HOA - Serial with BAs | Blackhawk Supply

ISMA-B-4TO-H | 4TO triac outputs- .5 A @ 30 V AC with HOA - Serial with BAs | Contemporary Controls

Brand: Contemporary Controls

SKU: ISMA-B-4TO-H

C7232B1030 | CO2 SENSOR, NO HW LOGO, DUCT MOUNT, NO DISPLAY, 1 MOD, 1 RELAY OUTPUT | Honeywell

Brand: Honeywell

SKU: C7232B1030

Dwyer PMI-2.5WC-RLY-B Particulate transmitter | PM 2.5 wall mount | 4-20 mA | 0-10V | relay | LCD display with buttons and Modbus® | Blackhawk Supply

PMI-2.5WC-RLY-B | Particulate transmitter | PM 2.5 wall mount | 4-20 mA | 0-10V | relay | LCD display with buttons and Modbus® | Dwyer

Brand: Dwyer

SKU: PMI-2.5WC-RLY-B

Dwyer PMI-2.5WA-N-N Particulate transmitter | PM 2.5 wall mount | 4-20 mA | 0-10V | Blackhawk Supply

PMI-2.5WA-N-N | Particulate transmitter | PM 2.5 wall mount | 4-20 mA | 0-10V | Dwyer

Brand: Dwyer

SKU: PMI-2.5WA-N-N

Dwyer PMI-10WC-RLY-LCD Particulate transmitter | PM 10 wall mount | 4-20 mA | 0-10V | relay | LCD display and Modbus® | Blackhawk Supply

PMI-10WC-RLY-LCD | Particulate transmitter | PM 10 wall mount | 4-20 mA | 0-10V | relay | LCD display and Modbus® | Dwyer

Brand: Dwyer

SKU: PMI-10WC-RLY-LCD

Dwyer PMI-2.5DA-N-LCD Particulate transmitter | PM 2.5 duct mount | 4-20 mA | 0-10V | LCD Display | Blackhawk Supply

PMI-2.5DA-N-LCD | Particulate transmitter | PM 2.5 duct mount | 4-20 mA | 0-10V | LCD Display | Dwyer

Brand: Dwyer

SKU: PMI-2.5DA-N-LCD

Dwyer PMT2-20-A-U2 Particulate transmitter | 20" probe | UL intrinsically safe rating | 3/4" male NPT process connections | 1/2" female NPT electrical connections | Blackhawk Supply

PMT2-20-A-U2 | Particulate transmitter | 20" probe | UL intrinsically safe rating | 3 / 4" male NPT process connections | 1 / 2" female NPT electrical connections | Dwyer

Brand: Dwyer

SKU: PMT2-20-A-U2

Dwyer PMI-10WC-RLY-N Particulate transmitter | PM 10 wall mount | 4-20 mA | 0-10V | relay and Modbus® | Blackhawk Supply

PMI-10WC-RLY-N | Particulate transmitter | PM 10 wall mount | 4-20 mA | 0-10V | relay and Modbus® | Dwyer

Brand: Dwyer

SKU: PMI-10WC-RLY-N

Dwyer PMI-10WA-RLY-B Particulate transmitter | PM 10 wall mount | 4-20 mA | 0-10V | Relay | LCD display with buttons | Blackhawk Supply

PMI-10WA-RLY-B | Particulate transmitter | PM 10 wall mount | 4-20 mA | 0-10V | Relay | LCD display with buttons | Dwyer

Brand: Dwyer

SKU: PMI-10WA-RLY-B

Dwyer PMI-10WA-N-B Particulate transmitter | PM 10 wall mount | 4-20 mA | 0-10V | LCD display with buttons | Blackhawk Supply

PMI-10WA-N-B | Particulate transmitter | PM 10 wall mount | 4-20 mA | 0-10V | LCD display with buttons | Dwyer

Brand: Dwyer

SKU: PMI-10WA-N-B

Dwyer PMT2-15-A-U2 Particulate transmitter | 15" probe | UL intrinsically safe rating | 3/4" male NPT process connections | 1/2" female NPT electrical connections | Blackhawk Supply

PMT2-15-A-U2 | Particulate transmitter | 15" probe | UL intrinsically safe rating | 3 / 4" male NPT process connections | 1 / 2" female NPT electrical connections | Dwyer

Brand: Dwyer

SKU: PMT2-15-A-U2

Dwyer PMI-2.5WC-N-N Particulate transmitter | PM 2.5 wall mount | 4-20 mA | 0-10V and Modbus® | Blackhawk Supply

PMI-2.5WC-N-N | Particulate transmitter | PM 2.5 wall mount | 4-20 mA | 0-10V and Modbus® | Dwyer

Brand: Dwyer

SKU: PMI-2.5WC-N-N

Dwyer PMI-10DA-N-LCD Particulate transmitter | PM 10 duct mount | 4-20 mA | 0-10V | LCD Display | Blackhawk Supply

PMI-10DA-N-LCD | Particulate transmitter | PM 10 duct mount | 4-20 mA | 0-10V | LCD Display | Dwyer

Brand: Dwyer

SKU: PMI-10DA-N-LCD

Dwyer PMI-2.5WA-N-LCD Particulate transmitter | PM 2.5 wall mount | 4-20 mA | 0-10V | LCD display | Blackhawk Supply

PMI-2.5WA-N-LCD | Particulate transmitter | PM 2.5 wall mount | 4-20 mA | 0-10V | LCD display | Dwyer

Brand: Dwyer

SKU: PMI-2.5WA-N-LCD

Dwyer PMI-10WC-N-B Particulate transmitter | PM 10 wall mount | 4-20 mA | 0-10V | LCD display with buttons | Modbus® | Blackhawk Supply

PMI-10WC-N-B | Particulate transmitter | PM 10 wall mount | 4-20 mA | 0-10V | LCD display with buttons | Modbus® | Dwyer

Brand: Dwyer

SKU: PMI-10WC-N-B

Dwyer PMI-2.5DA-N-N Particulate transmitter | PM 2.5 duct mount | 4-20 mA | 0-10V | Blackhawk Supply

PMI-2.5DA-N-N | Particulate transmitter | PM 2.5 duct mount | 4-20 mA | 0-10V | Dwyer

Brand: Dwyer

SKU: PMI-2.5DA-N-N

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Viconics VT7225 Room Controller Heating Analog Output and PWM Output; Replaces C1025 & T920 | Blackhawk Supply

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Contemporary Controls BAST-221C-B2 BACnet MS/TP Thermostat 2-Heat/2-Cool/1-Fan Wired | Blackhawk Supply

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Belimo P2800A GR Feedback potentiometer 2800 ohms. | Blackhawk Supply

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LMB24-SR | Damper Actuator | 45 in-lb | Non-Spg Rtn | 24V | Modulating | Belimo

Brand: Belimo

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Veris PX3ULX05 Pressure,Dry,Univ,LCD | Blackhawk Supply

PX3ULX05 | Pressure, Dry, Univ, LCD | Veris

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Schneider Electric MG350V-24F SmartX, Globe Valve Actuator, floating, non-spring return, 24 Vac/Vdc, 78 lbf, LED status indicator, NEMA 2 | Blackhawk Supply

MG350V-24F | SmartX, Globe Valve Actuator, floating, non-spring return, 24 Vac/Vdc, 78 lbf, LED status indicator, NEMA 2 | Schneider Electric

Brand: Schneider Electric

SKU: MG350V-24F

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