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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/1K-NI-D-4"-GD DUCT 4", GD | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt1k-d-18-4-gd_66550b73-0d0b-4909-ad00-d7e0c083d9fc_medium.png?v=1719981610)
A / 1K-NI-D-4"-GD | DUCT 4", GD | ACI
Brand: ACI
SKU: A/1K-NI-D-4"-GD
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![ACI A/1K-NI-DO-4" RTD 1000 ohm (Nickel) | Duct Temperature Sensor | Sensor Length: 4 inch | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-do-12_34b7b57d-f51b-4b2e-a966-08332c4ffe69_medium.png?v=1719981644)
A / 1K-NI-DO-4" | RTD 1000 ohm (Nickel) | Duct Temperature Sensor | Sensor Length: 4 inch | ACI
Brand: ACI
SKU: A/1K-NI-DO-4"
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![ACI A/1K-NI-D-18"-4X DUCT 18", 4X | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100-3w-d-18-4x_92570417-e321-4466-80c8-cc42dc4efd13_medium.png?v=1719981648)
A / 1K-NI-D-18"-4X | DUCT 18", 4X | ACI
Brand: ACI
SKU: A/1K-NI-D-18"-4X
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![ACI A/1K-NI-D-12"-GD DUCT 12", GD | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt1k-d-18-4-gd_c4877f80-781d-4322-b0e2-0d11c37baf4a_medium.png?v=1719981630)
A / 1K-NI-D-12"-GD | DUCT 12", GD | ACI
Brand: ACI
SKU: A/1K-NI-D-12"-GD
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![ACI A/1K-NI-D-12"-BB DUCT 12", BB | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1k-ni-d-12-bb_43b301b4-ceef-48e6-9ddd-26c0f60d78f4_medium.png?v=1719981626)
A / 1K-NI-D-12"-BB | DUCT 12", BB | ACI
Brand: ACI
SKU: A/1K-NI-D-12"-BB
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![ACI A/1K-NI-D-12"-4X DUCT 12", 4X | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100-3w-d-18-4x_de869746-7560-4ae2-87e0-8af5b389b36f_medium.png?v=1719981668)
A / 1K-NI-D-12"-4X | DUCT 12", 4X | ACI
Brand: ACI
SKU: A/1K-NI-D-12"-4X
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![ACI A/1K-NI-BP-20'Z BULLET 1", 20'ZIP | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-bp-20-z_0949110a-6339-4496-962e-61e408b9523d_medium.png?v=1719981649)
A / 1K-NI-BP-20'Z | BULLET 1", 20'ZIP | ACI
Brand: ACI
SKU: A/1K-NI-BP-20'Z
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![ACI A/1K-NI-BP-20'CL2P RTD 1000 ohm (Nickel) | Bullet Probe Temperature Sensor | Included Wire Length: 20 feet | CL2P | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-bp-10-cl2p_38355314-46ad-46ac-a1a6-3b0aaa7db841_medium.png?v=1719981631)
A / 1K-NI-BP-20'CL2P | RTD 1000 ohm (Nickel) | Bullet Probe Temperature Sensor | Included Wire Length: 20 feet | CL2P | ACI
Brand: ACI
SKU: A/1K-NI-BP-20'CL2P
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![ACI A/1K-NI-D-4"-4X DUCT 4", 4X | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100-3w-d-18-4x_58f09dc1-f6d8-4429-a038-d461b8f2d213_medium.png?v=1719981644)
A / 1K-NI-D-4"-4X | DUCT 4", 4X | ACI
Brand: ACI
SKU: A/1K-NI-D-4"-4X
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![ACI A/1K-NI-BBS RTD 1000 ohm (Nickel) | Brass Button Temperature Sensor | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-bbs_d136325c-4ab7-42d6-b572-08ef248199f2_medium.png?v=1719981653)
A / 1K-NI-BBS | RTD 1000 ohm (Nickel) | Brass Button Temperature Sensor | ACI
Brand: ACI
SKU: A/1K-NI-BBS
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![ACI A/1K-NI-D-18"-GD DUCT 18", GD | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt1k-d-18-4-gd_3cea12e6-6a58-433a-8977-19a21f059b5e_medium.png?v=1719981663)
A / 1K-NI-D-18"-GD | DUCT 18", GD | ACI
Brand: ACI
SKU: A/1K-NI-D-18"-GD
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![ACI A/1K-NI-D-18"-BB DUCT 18", BB | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt1k-d-8-1-bb_f9035ff8-f49c-471d-b30b-d976071e67ce_medium.png?v=1719981645)
A / 1K-NI-D-18"-BB | DUCT 18", BB | ACI
Brand: ACI
SKU: A/1K-NI-D-18"-BB
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![ACI A/1K-NI-BP RTD 1000 ohm (Nickel) | Bullet Probe Temperature Sensor | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-bp_515b4019-5c4f-4646-8487-5c453a0f4d79_medium.png?v=1719981649)
A / 1K-NI-BP | RTD 1000 ohm (Nickel) | Bullet Probe Temperature Sensor | ACI
Brand: ACI
SKU: A/1K-NI-BP
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