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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 A/10K-E1-BP-20'CL2P 10,000 Ohm Thermistor E1, Bullet Probe, 20' Plenum Cable | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-bp-10-cl2p_eec9aa39-ea69-4b52-a4d3-8cbf8c0f2bef_medium.png?v=1719981411)
A / 10K-E1-BP-20'CL2P | 10, 000 Ohm Thermistor E1, Bullet Probe, 20' Plenum Cable | ACI
Brand: ACI
SKU: A/10K-E1-BP-20'CL2P
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![ACI A/TT100-R2O-4 Transmitter w/ 100 Ohm RTD, Room (R2), 4-20mA w O/R | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-10ks-r2o_21b845a2-a86d-4c02-95be-7455bb26806d_medium.jpg?v=1719982653)
A / TT100-R2O-4 | Transmitter w / 100 Ohm RTD, Room (R2), 4-20mA w O / R | ACI
Brand: ACI
SKU: A/TT100-R2O-4
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![ACI RN (8K-10K) RESISTOR NETWORK (8K-10K) | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-rn-1-150_5ca12ed1-2c39-4f80-ae57-727eceba6f7d_medium.jpg?v=1719983128)
RN (8K-10K) | RESISTOR NETWORK (8K-10K) | ACI
Brand: ACI
SKU: RN (8K-10K)
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![ACI RN (8K-12K) RESISTOR NETWORK (8K-12K) | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-rn-1-150_ade29062-d2f7-475d-b20b-14b46f8aef50_medium.jpg?v=1719983090)
RN (8K-12K) | RESISTOR NETWORK (8K-12K) | ACI
Brand: ACI
SKU: RN (8K-12K)
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![ACI A/10K-E1-FA-12'-GD 10,000 Ohm Thermistor E1, Flexible Cable Averaging, 12', Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100ks-fa-12-gd_9df5bd4a-8f1f-4be2-8938-4202bc4bc045_medium.png?v=1719981426)
A / 10K-E1-FA-12'-GD | 10, 000 Ohm Thermistor E1, Flexible Cable Averaging, 12', Galvanized Enclosure | ACI
Brand: ACI
SKU: A/10K-E1-FA-12'-GD
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![ACI A/TT1K-R-2-LCD Transmitter w/ 1,000 Ohm RTD, Room (R), 2-10VDC LCD | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt100-r-2-lcd_7bfae8b2-8196-4332-a021-0d81f811fe33_medium.png?v=1719982804)
A / TT1K-R-2-LCD | Transmitter w / 1, 000 Ohm RTD, Room (R), 2-10VDC LCD | ACI
Brand: ACI
SKU: A/TT1K-R-2-LCD
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![ACI QTS-17111X-S000000 Expl Proof Sensor, Acetylene, 0-100% LEL, 3-wire 4-20mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-qts-17131x-s000000_b7bba108-27c2-4c12-9dad-fef17fedc145_medium.png?v=1719983180)
QTS-17111X-S000000 | Expl Proof Sensor, Acetylene, 0-100% LEL, 3-wire 4-20mA | ACI
Brand: ACI
SKU: QTS-17111X-S000000
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![ACI A/TT1K-R2-1 Transmitter w/ 1,000 Ohm RTD, Room (R2), 1-5VDC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-an-r2-rj4_41e6a22f-d7d2-4650-bddd-143337fe66ab_medium.png?v=1719982751)
A / TT1K-R2-1 | Transmitter w / 1, 000 Ohm RTD, Room (R2), 1-5VDC | ACI
Brand: ACI
SKU: A/TT1K-R2-1
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![ACI A/10K-E1-D-8"-GD 10,000 Ohm Thermistor E1, Duct, 8", Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt1k-d-18-4-gd_c1f3910b-0032-4c2c-99e5-aa1a59e005d0_medium.png?v=1719981435)
A / 10K-E1-D-8"-GD | 10, 000 Ohm Thermistor E1, Duct, 8", Galvanized Enclosure | ACI
Brand: ACI
SKU: A/10K-E1-D-8"-GD
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![ACI A/RH2-R-LCD-05 Relative Humidity, Room, Humidity with LCD, 0-5 VDC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh3-r-lcd-010-nist_medium.png?v=1719982440)
A / RH2-R-LCD-05 | Relative Humidity, Room, Humidity with LCD, 0-5 VDC | ACI
Brand: ACI
SKU: A/RH2-R-LCD-05
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![ACI A/RH2-R-LCD-010 Relative Humidity, Room, Humidity with LCD, 0-10 VDC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh3-r-lcd-010-nist_356c3676-c601-460b-9411-647d67c7d54e_medium.png?v=1719982431)
A / RH2-R-LCD-010 | Relative Humidity, Room, Humidity with LCD, 0-10 VDC | ACI
Brand: ACI
SKU: A/RH2-R-LCD-010
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![ACI A/TT1K-HT-I-6"-2-GD Transmitter w/ 1,000 Ohm RTD, High Temperature Immersion, 6" 316SS, 2-10VDC, Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt100-ht-i-2-5-4-gd_499848d2-b27d-4f2c-ada4-b9546bd5f07b_medium.png?v=1719982746)
A / TT1K-HT-I-6"-2-GD | Transmitter w / 1, 000 Ohm RTD, High Temperature Immersion, 6" 316SS, 2-10VDC, Galvanized Enclosure | ACI
Brand: ACI
SKU: A/TT1K-HT-I-6"-2-GD
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![ACI A/10K-E1-O-4X 10,000 Ohm Thermistor E1, Outside Air, NEMA 4X Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-ttm1k-o-4-bb-potted_medium.png?v=1719981411)
A / 10K-E1-O-4X | 10, 000 Ohm Thermistor E1, Outside Air, NEMA 4X Enclosure | ACI
Brand: ACI
SKU: A/10K-E1-O-4X
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![ACI A/TT100-LTS-2-4X-10' Transmitter w/ 100 Ohm RTD, 316SS Probe, Freezer, 30' Leads, NEMA 4X Enclosure, 10', 2-10VDC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-frz2-4x-30_02e6f7c3-3c52-4f7d-8482-c17b90224d80_medium.png?v=1719982647)
A / TT100-LTS-2-4X-10' | Transmitter w / 100 Ohm RTD, 316SS Probe, Freezer, 30' Leads, NEMA 4X Enclosure, 10', 2-10VDC | ACI
Brand: ACI
SKU: A/TT100-LTS-2-4X-10'
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![ACI A/TUCH2-CP-0013 LCD, RH3%, SET, O/R, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_5e46dd7b-dfde-4bf3-9c46-009a8980ce24_medium.png?v=1719982975)
A / TUCH2-CP-0013 | LCD, RH3%, SET, O / R, DEG F | ACI
Brand: ACI
SKU: A/TUCH2-CP-0013
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![ACI 85930-040-000 Q5/B5 DUCT MOUNT KIT | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-85930-040-000_cfeacc2a-24ad-4174-8d8d-831fa8cc71fd_medium.png?v=1719981311)
85930-040-000 | Q5 / B5 DUCT MOUNT KIT | ACI
Brand: ACI
SKU: 85930-040-000
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![ACI DRN4 VERSION #2 DDC SIGNAL TO RESISTANCE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-drn4_medium.jpg?v=1719983033)
DRN4 VERSION #2 | DDC SIGNAL TO RESISTANCE | ACI
Brand: ACI
SKU: DRN4 VERSION #2
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![ACI A/TT1K-INW-4"-4-4X-POTTED IMMER 4",NO WELL,4X,POTTED PCB | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt1k-inw-6-4-4x-potted_275afd62-2fef-4f6b-b022-c7b94149dcab_medium.jpg?v=1719982775)
A / TT1K-INW-4"-4-4X-POTTED | IMMER 4", NO WELL, 4X, POTTED PCB | ACI
Brand: ACI
SKU: A/TT1K-INW-4"-4-4X-POTTED
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![ACI A/TUC2-4-20MA-0001 LCD, SET, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_fb8ac0a7-4063-4f4c-8c68-e22959bd448f_medium.png?v=1719982911)
A / TUC2-4-20MA-0001 | LCD, SET, DEG F | ACI
Brand: ACI
SKU: A/TUC2-4-20MA-0001
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![ACI A/TT100-HT-BP-1-GD-8' BULLET 1", GD, 8' | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt1k-bp-2-gd-6-cl2p_ab4b3857-ee0d-46aa-bb2c-7ae3f600e80c_medium.png?v=1719982618)
A / TT100-HT-BP-1-GD-8' | BULLET 1", GD, 8' | ACI
Brand: ACI
SKU: A/TT100-HT-BP-1-GD-8'
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![ACI A/RH3-R-LCD-05 Relative Humidity, Room, Humidity with LCD, 0-5 VDC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh3-r-lcd-010-nist_ec41ed52-b210-4075-a9ad-29796d1a7093_medium.png?v=1719982514)
A / RH3-R-LCD-05 | Relative Humidity, Room, Humidity with LCD, 0-5 VDC | ACI
Brand: ACI
SKU: A/RH3-R-LCD-05
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![ACI A/TT100-HT-I-4"-1-GD Transmitter w/ 100 Ohm RTD, High Temperature Immersion, 4" 316SS, 1-5VDC, Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt100-ht-i-2-5-4-gd_5c4faef0-d7dc-4586-8e0b-45425c68cc10_medium.png?v=1719982604)
A / TT100-HT-I-4"-1-GD | Transmitter w / 100 Ohm RTD, High Temperature Immersion, 4" 316SS, 1-5VDC, Galvanized Enclosure | ACI
Brand: ACI
SKU: A/TT100-HT-I-4"-1-GD
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![ACI A/TT1K-R2-2 Transmitter w/ 1,000 Ohm RTD, Room (R2), 2-10VDC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-an-r2-rj4_3ba7c84d-08eb-4972-a9dd-f63c0606bbf6_medium.png?v=1719982726)
A / TT1K-R2-2 | Transmitter w / 1, 000 Ohm RTD, Room (R2), 2-10VDC | ACI
Brand: ACI
SKU: A/TT1K-R2-2
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