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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 CTS-M5220X-Q000000 AMMONIA ROOM SENSOR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-cts-m5220x-q000000_d7259d1f-67e0-48b8-8958-02998191c493_medium.jpg?v=1719983015)
CTS-M5220X-Q000000 | AMMONIA ROOM SENSOR | ACI
Brand: ACI
SKU: CTS-M5220X-Q000000
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![ACI B5-NO2-10P-O-X BACNET | NO2 | 0-10PPM | ETL | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-b5-butan-100l-o-x_21d4c0cd-c792-4193-9691-90016af6343e_medium.jpg?v=1719982999)
B5-NO2-10P-O-X | BACNET | NO2 | 0-10PPM | ETL | ACI
Brand: ACI
SKU: B5-NO2-10P-O-X
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![ACI CO-D-RB-D CO DUCT W/LCD,RELAY, BUZZER | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-co-d_e0ac0eb6-26c7-473f-9c5b-13139427fff4_medium.jpg?v=1719983010)
CO-D-RB-D | CO DUCT W / LCD, RELAY, BUZZER | ACI
Brand: ACI
SKU: CO-D-RB-D
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![ACI B5-GENL-100L-O-X-DIESEL BACNET | COMBUSTIBLE | DIESEL | ETL | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-b5-butan-100l-o-x_medium.jpg?v=1719982994)
B5-GENL-100L-O-X-DIESEL | BACNET | COMBUSTIBLE | DIESEL | ETL | ACI
Brand: ACI
SKU: B5-GENL-100L-O-X-DIESEL
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![ACI ATL Analog Input to Relay Output Interface Module | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-atl_31203c41-3f92-49ea-96bc-f99d536e4f78_medium.jpg?v=1719982594)
ATL | Analog Input to Relay Output Interface Module | ACI
Brand: ACI
SKU: ATL
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![ACI AFP VERSION #6 ANALOG TO FLOATING POINT V#6 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-afp-version-6_891dc575-fedf-42aa-9ca5-1298a17b8829_medium.jpg?v=1719982407)
AFP VERSION #6 | ANALOG TO FLOATING POINT V#6 | ACI
Brand: ACI
SKU: AFP VERSION #6
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![ACI AFP VERSION #3 ANALOG TO FLOATING POINT | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-afp-version-6_40c39f37-c048-4739-8cb4-9e6d22a66a8c_medium.jpg?v=1719982262)
AFP VERSION #3 | ANALOG TO FLOATING POINT | ACI
Brand: ACI
SKU: AFP VERSION #3
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![ACI ASENSE-D-LCD-REL CO2 DUCT, LCD, RELAY, 0-10 VDC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-asense-d-lcd-rel_6d5f2e1e-dc09-41d9-8808-75ffb826ff4c_medium.png?v=1719982635)
ASENSE-D-LCD-REL | CO2 DUCT, LCD, RELAY, 0-10 VDC | ACI
Brand: ACI
SKU: ASENSE-D-LCD-REL
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![ACI A/WPR2-300-10 WET TO WET, 0-300PSI, 10' | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-wpr2-30-20_694c61b9-af35-4374-86ab-c58b578c0414_medium.jpg?v=1719982994)
A / WPR2-300-10 | WET TO WET, 0-300PSI, 10' | ACI
Brand: ACI
SKU: A/WPR2-300-10
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![ACI A/TTM1K-SP-4 SS PLATE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-ap_f6ab202a-4b20-4d07-b0f9-400998eb0091_medium.png?v=1719982884)
A / TTM1K-SP-4 | SS PLATE | ACI
Brand: ACI
SKU: A/TTM1K-SP-4
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![ACI A/WPR2-300-20 WET TO WET, 0-300PSI, 20' | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-wpr2-30-20_67c82eba-3321-4c13-adeb-3c606bffb2e2_medium.jpg?v=1719982990)
A / WPR2-300-20 | WET TO WET, 0-300PSI, 20' | ACI
Brand: ACI
SKU: A/WPR2-300-20
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![ACI A/TTM1K-LTS-4-GD-10' FREEZER PROBE 2", GD, 10' | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100-lts-gd-10_ee495197-403c-4dbf-a43c-32fba25cb51b_medium.png?v=1719982880)
A / TTM1K-LTS-4-GD-10' | FREEZER PROBE 2", GD, 10' | ACI
Brand: ACI
SKU: A/TTM1K-LTS-4-GD-10'
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![ACI A/TTM100-D-4"-4-GD DUCT 4", GD | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt1k-d-18-4-gd_faebbf84-2c4d-4c06-9f79-f262dacad890_medium.png?v=1719982755)
A / TTM100-D-4"-4-GD | DUCT 4", GD | ACI
Brand: ACI
SKU: A/TTM100-D-4"-4-GD
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![ACI A/TTM100-D-12"-4-BB DUCT 12", BB | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt1k-d-8-1-bb_30ab4a21-153f-4e92-a0c9-b339bf500651_medium.png?v=1719982798)
A / TTM100-D-12"-4-BB | DUCT 12", BB | ACI
Brand: ACI
SKU: A/TTM100-D-12"-4-BB
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![ACI A/TT1K-O-1-EH OUTSIDE, EH | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-o-eh_239140b5-99e5-49ea-bc78-72f8527f4bcb_medium.png?v=1719982731)
A / TT1K-O-1-EH | OUTSIDE, EH | ACI
Brand: ACI
SKU: A/TT1K-O-1-EH
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![ACI A/TT1K-LTS-4-GD-10' FREEZER PROBE 2", GD, 10' | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100-lts-gd-10_7cc92b36-09e5-4d4c-8ed4-1c58e233c273_medium.png?v=1719982741)
A / TT1K-LTS-4-GD-10' | FREEZER PROBE 2", GD, 10' | ACI
Brand: ACI
SKU: A/TT1K-LTS-4-GD-10'
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![ACI A/TT1K-INW-4"-4-4X IMMER 4", NO WELL, 4X | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt1k-inw-6-4-4x-potted_03594bdd-2df2-4aa7-b971-75c38f92dadb_medium.jpg?v=1719982727)
A / TT1K-INW-4"-4-4X | IMMER 4", NO WELL, 4X | ACI
Brand: ACI
SKU: A/TT1K-INW-4"-4-4X
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![ACI A/TT1K-I-6"-2-4X IMMER 6", 4X | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-balco-i-2-5-4x_faa7e3d7-7c14-44a0-a7b1-fd99dbc4b97d_medium.png?v=1719982785)
A / TT1K-I-6"-2-4X | IMMER 6", 4X | ACI
Brand: ACI
SKU: A/TT1K-I-6"-2-4X
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![ACI A/TT1K-I-4"-1-GD IMMER 4", GD | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-balco-i-2-5-gd_23ca501b-8a47-40f6-a5c9-362303e5d297_medium.png?v=1719982809)
A / TT1K-I-4"-1-GD | IMMER 4", GD | ACI
Brand: ACI
SKU: A/TT1K-I-4"-1-GD
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![ACI A/TT1K-I-4"-2-4X IMMER 4", 4X | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-balco-i-2-5-4x_6025f8a3-cbb5-470c-90f5-a087cf7e588d_medium.png?v=1719982707)
A / TT1K-I-4"-2-4X | IMMER 4", 4X | ACI
Brand: ACI
SKU: A/TT1K-I-4"-2-4X
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![ACI A/TT1K-D-8"-4-PB DUCT 8", PB | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1k-ni-d-12-bb_3f541d00-cdc2-4d09-88aa-2d7035332def_medium.png?v=1719982750)
A / TT1K-D-8"-4-PB | DUCT 8", PB | ACI
Brand: ACI
SKU: A/TT1K-D-8"-4-PB
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