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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 85930-018-297 PH3, Replacement Sensor, 0-1ppm | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-85930-017-019-ethanol_84c34384-c30a-44b0-9f66-515fa5367a6d_medium.jpg?v=1719981275)
85930-018-297 | PH3, Replacement Sensor, 0-1ppm | ACI
Brand: ACI
SKU: 85930-018-297
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![ACI 85930-017-022 C5H12, Replacement Sensor,0-100% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-85930-017-019-ethanol_9eb1c2be-85c7-4215-bc81-97d797a520f3_medium.jpg?v=1719981262)
85930-017-022 | C5H12, Replacement Sensor, 0-100% | ACI
Brand: ACI
SKU: 85930-017-022
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![ACI 85930-017-020 C2H4, Replacement Sensor, 0-100% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-85930-017-019-ethanol_257188d5-e736-4375-8aa7-f1a94da0510b_medium.jpg?v=1719981261)
85930-017-020 | C2H4, Replacement Sensor, 0-100% | ACI
Brand: ACI
SKU: 85930-017-020
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![ACI 85930-018-013 CI2, Replacement Sensor, 0-5ppm | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-85930-017-019-ethanol_236eb833-9cb9-4f63-8cd9-b535bb6acbf7_medium.jpg?v=1719981289)
85930-018-013 | CI2, Replacement Sensor, 0-5ppm | ACI
Brand: ACI
SKU: 85930-018-013
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![ACI Q8-CO-250P-O-X CARBON DIOXIDE, 0-250PPM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-q8-butan-100l-r-x_0ac5ec70-bdcb-4250-9c92-37b3b26b7245_medium.png?v=1719983082)
Q8-CO-250P-O-X | CARBON DIOXIDE, 0-250PPM | ACI
Brand: ACI
SKU: Q8-CO-250P-O-X
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![ACI 85930-018-206 H2,Replacement Sensor,0-2000ppm | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-85930-017-019-ethanol_c4a9fbb1-4b3a-466b-b0df-560795318b63_medium.jpg?v=1719981284)
85930-018-206 | H2, Replacement Sensor, 0-2000ppm | ACI
Brand: ACI
SKU: 85930-018-206
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![ACI A/TTM1K-LTS-1-GD-50' FREEZER PROBE 2", GD, 50' | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100-lts-gd-10_9d37243f-38aa-43f8-9930-32427df8fcf5_medium.png?v=1719982866)
A / TTM1K-LTS-1-GD-50' | FREEZER PROBE 2", GD, 50' | ACI
Brand: ACI
SKU: A/TTM1K-LTS-1-GD-50'
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![ACI 85930-017-021 C4H10, Replacement Sensor,0-100% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-85930-017-019-ethanol_4cc53ec3-554d-4b37-b87b-b1b4b457080b_medium.jpg?v=1719981262)
85930-017-021 | C4H10, Replacement Sensor, 0-100% | ACI
Brand: ACI
SKU: 85930-017-021
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![ACI 85930-017-017 C3H8, Replacement Sensor, 0-100% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-85930-017-019-ethanol_a3e51aa2-0f00-48bf-a5b9-99626449e3ca_medium.jpg?v=1719981266)
85930-017-017 | C3H8, Replacement Sensor, 0-100% | ACI
Brand: ACI
SKU: 85930-017-017
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![ACI A/TT1K-LTS-4-BB-50' FREEZER PROBE 2", BB, 50' | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt100-lts-2-bb-10_94de65ba-4beb-43af-91c5-3f1a200f6b09_medium.png?v=1719982770)
A / TT1K-LTS-4-BB-50' | FREEZER PROBE 2", BB, 50' | ACI
Brand: ACI
SKU: A/TT1K-LTS-4-BB-50'
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![ACI Q8-NO2-10P-O-X NITROGEN DIOXIDE, 0-10PPM | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-q8-butan-100l-r-x_b321cc6d-7efa-4ef9-a2c2-866f04f42c02_medium.png?v=1719983212)
Q8-NO2-10P-O-X | NITROGEN DIOXIDE, 0-10PPM | ACI
Brand: ACI
SKU: Q8-NO2-10P-O-X
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![ACI A/TUCH2-AN-0074 LCD, RH5%, SET, O/R, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_38b5394a-d68d-4b35-b579-09c83569ed00_medium.png?v=1719982934)
A / TUCH2-AN-0074 | LCD, RH5%, SET, O / R, DEG F | ACI
Brand: ACI
SKU: A/TUCH2-AN-0074
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![ACI A/TTM1K-HT-D-4"-4-BB DUCT 4", BB, HIGH TEMP | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-ttm1k-ht-d-12-4-bb_5f0efeb6-ed80-48c0-93c9-65b590c22151_medium.png?v=1719982855)
A / TTM1K-HT-D-4"-4-BB | DUCT 4", BB, HIGH TEMP | ACI
Brand: ACI
SKU: A/TTM1K-HT-D-4"-4-BB
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![ACI A/TUC2-0-5V-0006 LCD, SET, O/R, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_2da841a8-2c99-4bff-8c81-d2707bcf66a6_medium.png?v=1719982884)
A / TUC2-0-5V-0006 | LCD, SET, O / R, DEG F | ACI
Brand: ACI
SKU: A/TUC2-0-5V-0006
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![ACI A/TT100-LT-INW-2.5"-4-BB IMMER 2.5", NO WELL, BB | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-balco-inw-2-5-bb_74cdc771-6847-4f3e-adeb-d1d90c6d3277_medium.png?v=1719982667)
A / TT100-LT-INW-2.5"-4-BB | IMMER 2.5", NO WELL, BB | ACI
Brand: ACI
SKU: A/TT100-LT-INW-2.5"-4-BB
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![ACI M-CONTROLLERX-00P M-CONTROLLER W/M-VIEW SOFTWARE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-84330-101-000_1dee51b4-8d86-4fc8-9d0d-e00cd3b3e94b_medium.png?v=1719983096)
M-CONTROLLERX-00P | M-CONTROLLER W / M-VIEW SOFTWARE | ACI
Brand: ACI
SKU: M-CONTROLLERX-00P
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![ACI 85930-018-003 SO2, Replacement Sensor, 0-6ppm | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-85930-017-019-ethanol_9e4037b8-3624-4ff7-a8a3-48fba151ad07_medium.jpg?v=1719981271)
85930-018-003 | SO2, Replacement Sensor, 0-6ppm | ACI
Brand: ACI
SKU: 85930-018-003
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![ACI A/TUC2-CP-0141 LCD, SET, O/R, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/logo_aci_product_8de3f26d-bebf-4fe2-a220-e0d59dfc8668_medium.png?v=1706911574)
A / TUC2-CP-0141 | LCD, SET, O / R, DEG F | ACI (OBSOLETE)
Brand: ACI
SKU: A/TUC2-CP-0141
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![ACI A/1K-2W-I-2.5"-EXPL IMMER 2.5", EXPL ENC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100-2w-i-2-5-expl_6c696f6f-36ce-491a-bdc9-639e8c3c1af1_medium.png?v=1719981542)
A / 1K-2W-I-2.5"-EXPL | IMMER 2.5", EXPL ENC | ACI
Brand: ACI
SKU: A/1K-2W-I-2.5"-EXPL
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![ACI A/100KS-R-EXPL ROOM 2", ALUMINUM EXPL ENC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt100-r-4-expl_b9b59f5b-47ae-4bdd-b025-4543ec371a29_medium.jpg?v=1719981406)
A / 100KS-R-EXPL | ROOM 2", ALUMINUM EXPL ENC | ACI
Brand: ACI
SKU: A/100KS-R-EXPL
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![ACI A/TUCH2-0-10V-0070 LCD, RH2%, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_414026b5-7826-4a38-b9bd-f314f867b239_medium.png?v=1719982979)
A / TUCH2-0-10V-0070 | LCD, RH2%, DEG F | ACI
Brand: ACI
SKU: A/TUCH2-0-10V-0070
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![ACI A/TUCH2-AN-0072 LCD, RH2%, SET, O/R, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_6186efa9-debc-4cca-b529-da037ef6c8ff_medium.png?v=1719982970)
A / TUCH2-AN-0072 | LCD, RH2%, SET, O / R, DEG F | ACI
Brand: ACI
SKU: A/TUCH2-AN-0072
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![ACI A/TUC2-20K-0024 LCD, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_1b22ea9d-0e4a-45d3-99e0-cea02c140ffb_medium.png?v=1719982902)
A / TUC2-20K-0024 | LCD, DEG F | ACI
Brand: ACI
SKU: A/TUC2-20K-0024
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![ACI A/TUCH2-CP-0169 LCD, RH3%, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_8e164585-b84c-4a7a-b5ef-d4a43965fd69_medium.png?v=1720007053)
A / TUCH2-CP-0169 | LCD, RH3%, DEG F | ACI
Brand: ACI
SKU: A/TUCH2-CP-0169
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