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Welcome to ACI Products! We offer over 6000 products, such as CO and NO2 sensors, current switches, temperature and humidity monitors, and more.
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![ACI BN2110-FA-12-PB BACnet MS/TP, Modbus RTU, Temperature, Flexible Cable Averaging, 12', Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-bn2110-fa-12-pb_5046a240-6ca6-42d9-93e1-e541782fc2b0_medium.png?v=1719983004)
BN2110-FA-12-PB | BACnet MS / TP, Modbus RTU, Temperature, Flexible Cable Averaging, 12', Plastic Enclosure | ACI
Brand: ACI
SKU: BN2110-FA-12-PB
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![ACI BN2110-D-8-PB BACnet MS/TP, Modbus RTU, Temperature, Duct, SS, 8", Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-bn2110-d-4-pb_b5dc4a33-7c3c-4fc0-81a4-47d73e702c0a_medium.png?v=1719983005)
BN2110-D-8-PB | BACnet MS / TP, Modbus RTU, Temperature, Duct, SS, 8", Plastic Enclosure | ACI
Brand: ACI
SKU: BN2110-D-8-PB
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![ACI BN2110-A-50-PB BACnet MS/TP, Modbus RTU, Temperature, Copper Averaging, 50', Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-bn2110-a-50-pb_5f3a8a7c-113b-4fc1-abe1-8112c13b2c81_medium.png?v=1719983010)
BN2110-A-50-PB | BACnet MS / TP, Modbus RTU, Temperature, Copper Averaging, 50', Plastic Enclosure | ACI
Brand: ACI
SKU: BN2110-A-50-PB
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![ACI TUCH2-CPF11ECOCX-210XXXX LCD, RH2%, SET, O/R, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_f59f8871-a7e8-44c1-a185-508c17230222_medium.png?v=1719983203)
TUCH2-CPF11ECOCX-210XXXX | LCD, RH2%, SET, O / R, DEG F | ACI
Brand: ACI
SKU: TUCH2-CPF11ECOCX-210XXXX
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![ACI A/1K-3W-HT-BP-NIST 1,000 Ohm (Three Wires) RTD, High Temperature Bullet Probe, 1" 316SS, NIST Cert | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100-3w-ht-bp-8_cf7ed591-065c-48dc-958a-5599614f1d02_medium.png?v=1719981615)
A / 1K-3W-HT-BP-NIST | 1, 000 Ohm (Three Wires) RTD, High Temperature Bullet Probe, 1" 316SS, NIST Cert | ACI
Brand: ACI
SKU: A/1K-3W-HT-BP-NIST
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![ACI BN2130-R2 BACnet MS/TP, Modbus RTU, Relative Humidity and Temperature, Room (R2) | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-bn2110-r2_340f8c7b-dccc-417a-902b-7cda54d18c36_medium.png?v=1719983014)
BN2130-R2 | BACnet MS / TP, Modbus RTU, Relative Humidity and Temperature, Room (R2) | ACI
Brand: ACI
SKU: BN2130-R2
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![ACI BN2110-D-6-PB BACnet MS/TP, Modbus RTU, Temperature, Duct, SS, 6", Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-bn2110-d-4-pb_27910374-f015-4c99-8ee4-dbfce59a0bce_medium.png?v=1719983004)
BN2110-D-6-PB | BACnet MS / TP, Modbus RTU, Temperature, Duct, SS, 6", Plastic Enclosure | ACI
Brand: ACI
SKU: BN2110-D-6-PB
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![ACI BN2110-INW-4-PB BACnet MS/TP, Modbus RTU, Temperature, Immersion No Well, 4", Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-bn2110-inw-2-5-pb_ac99844b-50c4-4678-aa45-fcd806ed8827_medium.png?v=1719983019)
BN2110-INW-4-PB | BACnet MS / TP, Modbus RTU, Temperature, Immersion No Well, 4", Plastic Enclosure | ACI
Brand: ACI
SKU: BN2110-INW-4-PB
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![ACI BN2110-D-4-PB BACnet MS/TP, Modbus RTU, Temperature, Duct, SS, 4", Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-bn2110-d-4-pb_medium.png?v=1719983004)
BN2110-D-4-PB | BACnet MS / TP, Modbus RTU, Temperature, Duct, SS, 4", Plastic Enclosure | ACI
Brand: ACI
SKU: BN2110-D-4-PB
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![ACI BN2120-D BACnet MS/TP, Modbus RTU, Relative Humidity, Duct, Euro Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-bn2130-d_medium.jpg?v=1719983018)
BN2120-D | BACnet MS / TP, Modbus RTU, Relative Humidity, Duct, Euro Enclosure | ACI
Brand: ACI
SKU: BN2120-D
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![ACI TUC2-10-F2-XX-XX-X-X-X-X Microprocessor Based Sensor (Analog RH & Temp) | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-tuc2-10-f2-xx-xx-x-x-x-x_610f46ff-2096-4bd0-8ffd-9e29bc65169d_medium.png?v=1719983142)
TUC2-10-F2-XX-XX-X-X-X-X | Microprocessor Based Sensor (Analog RH & Temp) | ACI
Brand: ACI
SKU: TUC2-10-F2-XX-XX-X-X-X-X
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![ACI TUC2-10-F6-1F-C0-X-X-X-X LCD, RH2%, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_a61b68f5-8493-466a-8f2f-2b479bff7aa7_medium.png?v=1719983071)
TUC2-10-F6-1F-C0-X-X-X-X | LCD, RH2%, DEG F | ACI
Brand: ACI
SKU: TUC2-10-F6-1F-C0-X-X-X-X
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![ACI A/1K-LTS-4X-30'-NIST 1,000 Ohm RTD, 2" Freezer Probe 316SS, NEMA 4X Enclosure, 30', NIST Cert | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-frz2-4x-30_9273bf95-9876-4cf4-b7b0-16ffff46da00_medium.png?v=1719981639)
A / 1K-LTS-4X-30'-NIST | 1, 000 Ohm RTD, 2" Freezer Probe 316SS, NEMA 4X Enclosure, 30', NIST Cert | ACI
Brand: ACI
SKU: A/1K-LTS-4X-30'-NIST
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![ACI A/1K-NI-FA-12'-4X-NIST 1,000 Ohm Nickel RTD, Flexible Cable Averaging, 12', NEMA 4X Enclosure, NIST Cert | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-10k-e1-fa-24-4x_97544dc6-7620-4506-913f-c18b8936f697_medium.png?v=1719981698)
A / 1K-NI-FA-12'-4X-NIST | 1, 000 Ohm Nickel RTD, Flexible Cable Averaging, 12', NEMA 4X Enclosure, NIST Cert | ACI
Brand: ACI
SKU: A/1K-NI-FA-12'-4X-NIST
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![ACI A/100-3W-LT-D-8"-GD 100 Ohm (Three Wires) RTD, Low Temperature Duct, 8" 316SS, Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100-3w-ht-d-12-gd_9b121e24-5f23-4642-8f2e-35db2819364b_medium.png?v=1719981382)
A / 100-3W-LT-D-8"-GD | 100 Ohm (Three Wires) RTD, Low Temperature Duct, 8" 316SS, Galvanized Enclosure | ACI
Brand: ACI
SKU: A/100-3W-LT-D-8"-GD
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![ACI A/CP-A-50'-PB-NIST 10,000 Ohm Thermistor (Type II), Copper Averaging, 50', Plastic Enclosure, NIST Cert | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1k-ni-a-12-bb_4b4a177a-022b-4f11-99de-fc7f72a41a05_medium.png?v=1719982026)
A / CP-A-50'-PB-NIST | 10, 000 Ohm Thermistor (Type II), Copper Averaging, 50', Plastic Enclosure, NIST Cert | ACI
Brand: ACI
SKU: A/CP-A-50'-PB-NIST
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![ACI A/TT1K-INW-8"-4-4X-POTTED Transmitter w/ 1,000 Ohm RTD, Immersion, No Well, 8", NEMA 4X Enclosure, 4-20mA Output, Potted Board | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt1k-inw-6-4-4x-potted_9a4c54ee-49db-4b62-bc86-164d73e9278d_medium.jpg?v=1719982780)
A / TT1K-INW-8"-4-4X-POTTED | Transmitter w / 1, 000 Ohm RTD, Immersion, No Well, 8", NEMA 4X Enclosure, 4-20mA Output, Potted Board | ACI
Brand: ACI
SKU: A/TT1K-INW-8"-4-4X-POTTED
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![ACI A/AN-D-18"-EH-NIST 10,000 Ohm Thermistor (Type III), Duct, 18", Euro Enclosure, NIST Cert | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-an-d-18-eh-nist_4f0ec714-899c-47df-814a-05d63f00f0eb_medium.png?v=1719981907)
A / AN-D-18"-EH-NIST | 10, 000 Ohm Thermistor (Type III), Duct, 18", Euro Enclosure, NIST Cert | ACI
Brand: ACI
SKU: A/AN-D-18"-EH-NIST
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Brand: Veris
SKU: E51C2