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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 QTS-17191X-S000000-ETHANOL Expl Proof Sensor, Ethanol, 0-100% LEL, 3-wire 4-20mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-qts-17131x-s000000_4c5611bc-e8d2-4619-a509-28ff50c062d9_medium.png?v=1719983106)
QTS-17191X-S000000-ETHANOL | Expl Proof Sensor, Ethanol, 0-100% LEL, 3-wire 4-20mA | ACI
Brand: ACI
SKU: QTS-17191X-S000000-ETHANOL
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![ACI QTS-17191X-S000000-ETHYLENE Expl Proof Sensor, Ethylene, 0-100% LEL, 3-wire 4-20mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-qts-17131x-s000000_e5180b91-e966-404d-926d-6fcf0706081a_medium.png?v=1719983124)
QTS-17191X-S000000-ETHYLENE | Expl Proof Sensor, Ethylene, 0-100% LEL, 3-wire 4-20mA | ACI
Brand: ACI
SKU: QTS-17191X-S000000-ETHYLENE
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![ACI A/TUCH2-CP-0133 LCD, RH2%, SET, OR, RS232, F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_a66198f3-7b0d-4e88-93fc-e2b53434719e_medium.png?v=1719982947)
A / TUCH2-CP-0133 | LCD, RH2%, SET, OR, RS232, F | ACI
Brand: ACI
SKU: A/TUCH2-CP-0133
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![ACI A/TUCH2-AN-0056 LCD, RH3%, SET, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_93c5f153-8dda-408d-9e19-18c6b3d254c5_medium.png?v=1719982976)
A / TUCH2-AN-0056 | LCD, RH3%, SET, DEG F | ACI
Brand: ACI
SKU: A/TUCH2-AN-0056
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![ACI 85930-018-006 H2, Replacement Sensor,0-2000ppm | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-85930-017-019-ethanol_24eba3ef-2dc1-44f7-88ca-e705b254711a_medium.jpg?v=1719981279)
85930-018-006 | H2, Replacement Sensor, 0-2000ppm | ACI
Brand: ACI
SKU: 85930-018-006
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![ACI A/10K-E1-I-4"-4X 10,000 Ohm Thermistor E1, Immersion, Welded Well, 4", NEMA 4X Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-balco-i-2-5-4x_be515ff3-0238-47c4-ad04-509d2815402d_medium.png?v=1719981440)
A / 10K-E1-I-4"-4X | 10, 000 Ohm Thermistor E1, Immersion, Welded Well, 4", NEMA 4X Enclosure | ACI
Brand: ACI
SKU: A/10K-E1-I-4"-4X
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![ACI A/20K-RA-12"-GD 20,000 Ohm Thermistor, Rigid Probe Averaging, 12", Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt1k-d-18-4-gd_2d2b1b11-3bf7-4a60-b990-add4263589c6_medium.png?v=1719981702)
A / 20K-RA-12"-GD | 20, 000 Ohm Thermistor, Rigid Probe Averaging, 12", Galvanized Enclosure | ACI
Brand: ACI
SKU: A/20K-RA-12"-GD
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![ACI A/TTM100-LTS-4-4X-30' Transmitter w/ 100 Ohm RTD (NIST CERT), 316SS Probe, Freezer, 30' Leads, NEMA 4X Enclosure, 30', 4-20mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-frz2-4x-30_5bfb52b5-6302-4ff6-bc3b-ca09754bf225_medium.png?v=1719982825)
A / TTM100-LTS-4-4X-30' | Transmitter w / 100 Ohm RTD (NIST CERT), 316SS Probe, Freezer, 30' Leads, NEMA 4X Enclosure, 30', 4-20mA | ACI
Brand: ACI
SKU: A/TTM100-LTS-4-4X-30'
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![ACI A/TTM1K-LT-D-8"-4-GD Transmitter w/ 1K Ohm RTD (NIST CERT), Low Temperature Duct, 8" 316SS, 4-20mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt100-lt-d-8-2-gd_b01c710d-8573-427e-bd71-8389f57f5878_medium.png?v=1719982865)
A / TTM1K-LT-D-8"-4-GD | Transmitter w / 1K Ohm RTD (NIST CERT), Low Temperature Duct, 8" 316SS, 4-20mA | ACI
Brand: ACI
SKU: A/TTM1K-LT-D-8"-4-GD
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![ACI A/10K-E1-BP-20'Z 10,000 Ohm Thermistor E1, Bullet Probe, 20' Zip Wire | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-bp-20-z_afdd7339-f04e-4493-b1d8-3ba7c0fe691d_medium.png?v=1719981449)
A / 10K-E1-BP-20'Z | 10, 000 Ohm Thermistor E1, Bullet Probe, 20' Zip Wire | ACI
Brand: ACI
SKU: A/10K-E1-BP-20'Z
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![ACI A/CP-PO-6"-10'CL2P PROBE 6", 10'CL2P | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-10k-e1-po-4-10-cl2p-nist_95d030fb-3807-4b0c-b299-2b4e3d3e9479_medium.png?v=1719982064)
A / CP-PO-6"-10'CL2P | PROBE 6", 10'CL2P | ACI
Brand: ACI
SKU: A/CP-PO-6"-10'CL2P
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![ACI A/TT1K-BP-4-4X-20'CL2P Transmitter w/ 1,000 Ohm RTD, Bullet Probe, 20' Plenum Cable, NEMA 4X Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt100-bp-4-4x-6-cl2p_8d20413a-6c43-45b7-97bc-9e55d6a9536f_medium.png?v=1719982687)
A / TT1K-BP-4-4X-20'CL2P | Transmitter w / 1, 000 Ohm RTD, Bullet Probe, 20' Plenum Cable, NEMA 4X Enclosure | ACI
Brand: ACI
SKU: A/TT1K-BP-4-4X-20'CL2P
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![ACI A/TUC2-CP-0082 LCD, SET, O/R, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_2616d2ff-fe9e-43fb-8633-094814c5862e_medium.png?v=1719982907)
A / TUC2-CP-0082 | LCD, SET, O / R, DEG F | ACI
Brand: ACI
SKU: A/TUC2-CP-0082
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![ACI 85930-017-018 H2, Replacement Sensor, 0-100% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-85930-017-019-ethanol_9631f489-b570-4281-8798-45fff3ce15fe_medium.jpg?v=1719981266)
85930-017-018 | H2, Replacement Sensor, 0-100% | ACI
Brand: ACI
SKU: 85930-017-018
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![ACI A/1K-3W-PO-4"-20'CL2P 1000 Ohm Platinum RTD (Three Wires), Probe Only, 4", 20' Plenum | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-10k-e1-po-4-10-cl2p-nist_84901dc7-8bab-4281-b4d9-03fe67262982_medium.png?v=1719981606)
A / 1K-3W-PO-4"-20'CL2P | 1000 Ohm Platinum RTD (Three Wires), Probe Only, 4", 20' Plenum | ACI
Brand: ACI
SKU: A/1K-3W-PO-4"-20'CL2P
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![ACI A/10K-E1-D-6"-PB 10,000 Ohm Thermistor E1, Duct, 6", Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1k-ni-d-12-bb_dbfec442-8687-426c-b26d-facd53d79329_medium.png?v=1719981401)
A / 10K-E1-D-6"-PB | 10, 000 Ohm Thermistor E1, Duct, 6", Plastic Enclosure | ACI
Brand: ACI
SKU: A/10K-E1-D-6"-PB
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![ACI A/TT100-R2-2 Transmitter w/ 100 Ohm RTD, Room (R2), 2-10VDC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-an-r2-rj4_93955ea5-00d0-4d9d-b841-763afdbc1f7a_medium.png?v=1719982653)
A / TT100-R2-2 | Transmitter w / 100 Ohm RTD, Room (R2), 2-10VDC | ACI
Brand: ACI
SKU: A/TT100-R2-2
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![ACI A/M12"-316SS 12" MACHINED 316SS THERMOWELL | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-m1_3cc63021-9905-4725-88fc-5fda4204612b_medium.png?v=1719982291)
A / M12"-316SS | 12" MACHINED 316SS THERMOWELL | ACI
Brand: ACI
SKU: A/M12"-316SS
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![ACI A/RH2-R-LCD-420 Relative Humidity, Room, Humidity with LCD, 4-20mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh3-r-lcd-010-nist_54e77236-e628-4784-920b-89befba2628c_medium.png?v=1719982464)
A / RH2-R-LCD-420 | Relative Humidity, Room, Humidity with LCD, 4-20mA | ACI
Brand: ACI
SKU: A/RH2-R-LCD-420
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![ACI WT2630B Wireless, Temp, Room, Setpoint | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-wt2630b_medium.png?v=1719983217)
WT2630B | Wireless, Temp, Room, Setpoint | ACI
Brand: ACI
SKU: WT2630B
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