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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/RH2-TTM1K-O-4X-4 OUTSIDE, 2G 4X, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh2-tt100-o-4x-4_ed46ea10-0d11-4af4-963c-8f9132786f69_medium.jpg?v=1719982464)
A / RH2-TTM1K-O-4X-4 | OUTSIDE, 2G 4X, 2% | ACI
Brand: ACI
SKU: A/RH2-TTM1K-O-4X-4
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![ACI A/RH2-TT1K-D-4X-4 DUCT, 2G 4X, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh1-ttm100-d-4x-4_d000e992-eb25-456c-87f9-f8e86fa173a9_medium.png?v=1719982464)
A / RH2-TT1K-D-4X-4 | DUCT, 2G 4X, 2% | ACI
Brand: ACI
SKU: A/RH2-TT1K-D-4X-4
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![ACI A/RH2-TT100-R-4 ROOM, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-cp-r-rj6_e478174b-eaa7-4ebd-8264-8cea47ed5a3c_medium.png?v=1719982460)
A / RH2-TT100-R-4 | ROOM, 2% | ACI
Brand: ACI
SKU: A/RH2-TT100-R-4
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![ACI A/RH2-TT100-O-4X-4 OUTSIDE, 2G 4X, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh2-tt100-o-4x-4_a51e7431-f2e9-4e9d-b83d-cf2acc5ca368_medium.jpg?v=1719982455)
A / RH2-TT100-O-4X-4 | OUTSIDE, 2G 4X, 2% | ACI
Brand: ACI
SKU: A/RH2-TT100-O-4X-4
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![ACI A/RH2-CP-O-SUN OUTSIDE, 4X, SUN SHIELD, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh2-cp-o-sun-nist_27a30a7a-9321-498c-923f-3432df6cdcad_medium.png?v=1719982445)
A / RH2-CP-O-SUN | OUTSIDE, 4X, SUN SHIELD, 2% | ACI
Brand: ACI
SKU: A/RH2-CP-O-SUN
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![ACI A/RH2-CP-O OUTSIDE, EH, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh3-1k-2w-o-05_151a4c49-5bd0-496c-937b-00b0f1ad1498_medium.png?v=1719982431)
A / RH2-CP-O | OUTSIDE, EH, 2% | ACI
Brand: ACI
SKU: A/RH2-CP-O
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![ACI A/RH2-AN-R2O ROOM, O/R, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh3-100-2w-r2o_medium.png?v=1719982416)
A / RH2-AN-R2O | ROOM, O / R, 2% | ACI
Brand: ACI
SKU: A/RH2-AN-R2O
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![ACI A/RH2-AN-R2LO ROOM, O/R, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh3-100-2w-r2o_06dce906-521a-4d62-8bf6-bcf620a03442_medium.png?v=1719982407)
A / RH2-AN-R2LO | ROOM, O / R, 2% | ACI
Brand: ACI
SKU: A/RH2-AN-R2LO
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![ACI A/RH2-CP-R2 ROOM, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-an-r2-rj4_c72accd6-0c4a-4643-bc7f-fb957828b5ce_medium.png?v=1719982450)
A / RH2-CP-R2 | ROOM, 2% | ACI
Brand: ACI
SKU: A/RH2-CP-R2
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![ACI A/RH2-AN-O OUTSIDE, EH, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh3-1k-2w-o-05_e28add2f-1b47-4cf8-bf61-639731e85334_medium.png?v=1719982413)
A / RH2-AN-O | OUTSIDE, EH, 2% | ACI
Brand: ACI
SKU: A/RH2-AN-O
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![ACI A/RH2-AN-R2 ROOM, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-an-r2-rj4_07b7cf86-667f-49ab-9f4e-f8a6e3e68481_medium.png?v=1719982407)
A / RH2-AN-R2 | ROOM, 2% | ACI
Brand: ACI
SKU: A/RH2-AN-R2
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![ACI A/RH2-20K-D DUCT, EH, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh2-1k-2w-d-nist_1d4ba825-238f-4bbb-8ec2-f5a4ebe1b705_medium.jpg?v=1719982363)
A / RH2-20K-D | DUCT, EH, 2% | ACI
Brand: ACI
SKU: A/RH2-20K-D
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![ACI A/RH2-1K-2W-O OUTSIDE, EH, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh3-1k-2w-o-05_48cd7ce1-1357-4690-b20d-58e5c20cc70b_medium.png?v=1719982387)
A / RH2-1K-2W-O | OUTSIDE, EH, 2% | ACI
Brand: ACI
SKU: A/RH2-1K-2W-O
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![ACI A/RH2-100-2W-O OUTSIDE, EH, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh3-1k-2w-o-05_92a9567d-5be8-47d6-a651-f67923616d4e_medium.png?v=1719982363)
A / RH2-100-2W-O | OUTSIDE, EH, 2% | ACI
Brand: ACI
SKU: A/RH2-100-2W-O
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![ACI A/RH2-10K-E1-D DUCT, EH, 2% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh2-1k-2w-d-nist_20f04393-84da-425c-9082-6f7e2ec9a1da_medium.jpg?v=1719982344)
A / RH2-10K-E1-D | DUCT, EH, 2% | ACI
Brand: ACI
SKU: A/RH2-10K-E1-D
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![ACI A/RH1-D 1% Accuracy RH Humidity Sensor | Duct Humidity Sensor | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh2-1k-2w-d-nist_91272d19-c4ef-4799-8bc5-ee71680eab1a_medium.jpg?v=1719982383)
A / RH1-D | 1% Accuracy RH Humidity Sensor | Duct Humidity Sensor | ACI
Brand: ACI
SKU: A/RH1-D
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![ACI A/RH1-CP-D DUCT, EH, 1% | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh2-1k-2w-d-nist_28af654d-5f82-4edc-af02-0ec74ddf88f9_medium.jpg?v=1719982387)
A / RH1-CP-D | DUCT, EH, 1% | ACI
Brand: ACI
SKU: A/RH1-CP-D
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![ACI A/O-PUP-V Pressure Sensor Transducer Pickup Ports - Vertical | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-o-pup-v_71579099-93d7-434e-8f8a-6e314ed777c7_medium.png?v=1719982296)
A / O-PUP-V | Pressure Sensor Transducer Pickup Ports - Vertical | ACI
Brand: ACI
SKU: A/O-PUP-V
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![ACI A/O-PUP-H Pressure Sensor Transducer Pickup Ports - Horizontal | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-o-pup-h_c0042f03-61d4-4575-91c3-8a915e4e8b53_medium.png?v=1719982301)
A / O-PUP-H | Pressure Sensor Transducer Pickup Ports - Horizontal | ACI
Brand: ACI
SKU: A/O-PUP-H
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![ACI A/MLP2-D10-W-B-A-C-0P +/-0.1" W.C., 0-10VDC OUT | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-mlp2-005-w-u-a-a-0p_e66bc98f-305e-4dbe-ae38-312bbb2eee12_medium.png?v=1719982364)
A / MLP2-D10-W-B-A-C-0P | + / -0.1" W.C., 0-10VDC OUT | ACI
Brand: ACI
SKU: A/MLP2-D10-W-B-A-C-0P
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![ACI A/MLP2-1K0-P-B-A-A-0P Differential Pressure Sensor Transducer Bidirectional | +/- 1000 Pa | 4-20 mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-mlp2-005-w-u-a-a-0p_b9ab285e-821c-46e7-b077-d109b9d46208_medium.png?v=1719982330)
A / MLP2-1K0-P-B-A-A-0P | Differential Pressure Sensor Transducer Bidirectional | + / - 1000 Pa | 4-20 mA | ACI
Brand: ACI
SKU: A/MLP2-1K0-P-B-A-A-0P
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![ACI A/MLP2-020-W-U-A-A-0P Differential Pressure Sensor Transducer Unidirectional | 0-20" w.c. | 4-20 mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-mlp2-005-w-u-a-a-0p_ff450805-4ccc-41ea-8ebf-a834233946cc_medium.png?v=1719982330)
A / MLP2-020-W-U-A-A-0P | Differential Pressure Sensor Transducer Unidirectional | 0-20" w.c. | 4-20 mA | ACI
Brand: ACI
SKU: A/MLP2-020-W-U-A-A-0P
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![ACI A/MLP2-015-W-B-A-A-0P Differential Pressure Sensor Transducer Bidirectional | +/- 15" w.c. | 4-20 mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-mlp2-005-w-u-a-a-0p_bdcf8d21-5894-4086-a6cf-bc0a1a167a74_medium.png?v=1719982330)
A / MLP2-015-W-B-A-A-0P | Differential Pressure Sensor Transducer Bidirectional | + / - 15" w.c. | 4-20 mA | ACI
Brand: ACI
SKU: A/MLP2-015-W-B-A-A-0P
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