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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/10KS-R2SO-A26-G5 10,000 Ohm Thermistor, Room (R2), Setpoint 886 to 1266 Ohms, Override, Blue/Red Sticker | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-cp-r2so-a02-c5_859b19e6-8ef6-4edd-afe1-a95b74e4c6e2_medium.png?v=1719981427)
A / 10KS-R2SO-A26-G5 | 10, 000 Ohm Thermistor, Room (R2), Setpoint 886 to 1266 Ohms, Override, Blue / Red Sticker | ACI
Brand: ACI
SKU: A/10KS-R2SO-A26-G5
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![ACI A/10K-E1-S-4X 10,000 Ohm (E1) Thermistor, Strap On, NEMA 4X Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-cp-s10-4x-nist_ef83084d-271c-4fc6-8d46-137a3bc45f4b_medium.jpg?v=1719981464)
A / 10K-E1-S-4X | 10, 000 Ohm (E1) Thermistor, Strap On, NEMA 4X Enclosure | ACI
Brand: ACI
SKU: A/10K-E1-S-4X
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![ACI A/10K-E1-O-EH-NIST 10,000 Ohm Thermistor (E1), Outside Air, Euro Enclosure, NIST cert | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-o-eh_64ffbd8a-b236-4456-ac7c-22169685e089_medium.png?v=1719981464)
A / 10K-E1-O-EH-NIST | 10, 000 Ohm Thermistor (E1), Outside Air, Euro Enclosure, NIST cert | ACI
Brand: ACI
SKU: A/10K-E1-O-EH-NIST
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![ACI A/100KS-I-6"-4X 100,000 Ohm Thermistor, Immersion, Welded Well, 6", NEMA 4X Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1k-ni-i-2-5-4x_c06656d6-5a01-4a64-a316-0a46ed09f3fb_medium.jpg?v=1719981439)
A / 100KS-I-6"-4X | 100, 000 Ohm Thermistor, Immersion, Welded Well, 6", NEMA 4X Enclosure | ACI
Brand: ACI
SKU: A/100KS-I-6"-4X
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![ACI A/100-2W-RS-A27-D6 100 Ohm (Two Wires) RTD, Room (R), Setpoint, 400 to 0 Ohms, 10-30 C Sticker | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-csi-rso-rj6-a29-c5_860e65f4-a4ae-4b37-b39e-77a662769db0_medium.png?v=1719981339)
A / 100-2W-RS-A27-D6 | 100 Ohm (Two Wires) RTD, Room (R), Setpoint, 400 to 0 Ohms, 10-30 C Sticker | ACI
Brand: ACI
SKU: A/100-2W-RS-A27-D6
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![ACI A/100-2W-R-RJ6 100 Ohm (Two Wires) RTD, Room (R), Comm Jack (6 Pin/6 Conductor) | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-cp-r-rj6_68610599-b92f-425d-8c15-ba76f6792211_medium.png?v=1719981324)
A / 100-2W-R-RJ6 | 100 Ohm (Two Wires) RTD, Room (R), Comm Jack (6 Pin / 6 Conductor) | ACI
Brand: ACI
SKU: A/100-2W-R-RJ6
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![ACI A/1K-2W-IM-1"-4X-NIST 1,000 Ohm (Two Wires) RTD, Immersion, Welded Well, 1.25", NEMA 4X Enclosure, NIST Cert | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-balco-i-2-5-4x_db59083e-8601-46c8-b38b-6a34f5cfbcae_medium.png?v=1719981526)
A / 1K-2W-IM-1"-4X-NIST | 1, 000 Ohm (Two Wires) RTD, Immersion, Welded Well, 1.25", NEMA 4X Enclosure, NIST Cert | ACI
Brand: ACI
SKU: A/1K-2W-IM-1"-4X-NIST
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![ACI A/10KS-I-4"-BB 10,000 Ohm Thermistor, Immersion, Welded Well, 4", NEMA 3R Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-balco-i-2-5-bb_b59d87ce-0b04-4786-9713-89cc6cb2e470_medium.png?v=1719981427)
A / 10KS-I-4"-BB | 10, 000 Ohm Thermistor, Immersion, Welded Well, 4", NEMA 3R Enclosure | ACI
Brand: ACI
SKU: A/10KS-I-4"-BB
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![ACI A/10KS-A-50'-4X 10,000 Ohm Thermistor, Copper Averaging, 50', NEMA 4X Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100ks-a-24-4x_4c59005e-0d7c-4a0b-b0a4-1d0c2fcedfd6_medium.png?v=1719981402)
A / 10KS-A-50'-4X | 10, 000 Ohm Thermistor, Copper Averaging, 50', NEMA 4X Enclosure | ACI
Brand: ACI
SKU: A/10KS-A-50'-4X
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![ACI A/0.1CP-I-6"-4X-NIST High Accuracy 10,000 Ohm Thermistor (Type II), Immersion, Welded Well, 6", NEMA 4X Enclosure, NIST Cert | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-balco-i-2-5-4x_1be54824-1711-47fc-8784-7c9244ba7ac5_medium.png?v=1719981279)
A / 0.1CP-I-6"-4X-NIST | High Accuracy 10, 000 Ohm Thermistor (Type II), Immersion, Welded Well, 6", NEMA 4X Enclosure, NIST Cert | ACI
Brand: ACI
SKU: A/0.1CP-I-6"-4X-NIST
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![ACI A/0.1AN-R2 High Accuracy 10,000 Ohm Thermistor (Type III), Room (R2) | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-an-r2-rj4_4805d8b6-578a-4767-a8e8-9d5a45021d5f_medium.png?v=1719981275)
A / 0.1AN-R2 | High Accuracy 10, 000 Ohm Thermistor (Type III), Room (R2) | ACI
Brand: ACI
SKU: A/0.1AN-R2
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![ACI A/10K-E1-RA-12"-PB 10,000 Ohm Thermistor (E1), Rigid Probe Averaging, 12", Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1k-ni-d-12-bb_db04f8e0-0e5a-47a2-b14a-0836fc972a29_medium.png?v=1719981469)
A / 10K-E1-RA-12"-PB | 10, 000 Ohm Thermistor (E1), Rigid Probe Averaging, 12", Plastic Enclosure | ACI
Brand: ACI
SKU: A/10K-E1-RA-12"-PB
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![ACI TUCH2-NIF11FZRXX-210XXXX6X LCD, RH2%, SET, RJ6, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_cbc65463-c186-43d2-8c69-ca5c9f1e1576_medium.png?v=1719983203)
TUCH2-NIF11FZRXX-210XXXX6X | LCD, RH2%, SET, RJ6, DEG F | ACI
Brand: ACI
SKU: TUCH2-NIF11FZRXX-210XXXX6X
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![ACI A/10K-E1-FA-24'-PB 10,000 Ohm Thermistor (E1), Flexible Cable Averaging, 24', Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-fa-24-pb_0efeb0f6-e353-4d32-ba66-0ea0887bee05_medium.png?v=1719981454)
A / 10K-E1-FA-24'-PB | 10, 000 Ohm Thermistor (E1), Flexible Cable Averaging, 24', Plastic Enclosure | ACI
Brand: ACI
SKU: A/10K-E1-FA-24'-PB
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![ACI TUCH2-CPF1XXXXXX-305XXXXXX LCD, RH3%, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh3-r-lcd-010-nist_6d41f18e-1cbf-4a12-886c-fca5efa14522_medium.png?v=1719983184)
TUCH2-CPF1XXXXXX-305XXXXXX | LCD, RH3%, DEG F | ACI
Brand: ACI
SKU: TUCH2-CPF1XXXXXX-305XXXXXX
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![ACI A/100KS-I-2.5"-4X 100,000 Ohm Thermistor, Immersion, Welded Well, 2.5", NEMA 4X Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-balco-i-2-5-4x_7f9819fb-fe61-4ddf-a5ef-fa24e98a17fb_medium.png?v=1719981445)
A / 100KS-I-2.5"-4X | 100, 000 Ohm Thermistor, Immersion, Welded Well, 2.5", NEMA 4X Enclosure | ACI
Brand: ACI
SKU: A/100KS-I-2.5"-4X
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![ACI A/100-2W-INW-6"-BB 100 Ohm (Two Wires) RTD, Immersion, No Well, 6", NEMA 3R Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-balco-inw-2-5-bb_5820640b-3e65-4ef1-b6e6-d451bcea89c9_medium.png?v=1719981310)
A / 100-2W-INW-6"-BB | 100 Ohm (Two Wires) RTD, Immersion, No Well, 6", NEMA 3R Enclosure | ACI
Brand: ACI
SKU: A/100-2W-INW-6"-BB
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![ACI A/100-2W-IM-4"-PB 100 Ohm (Two Wires) RTD, Immersion, Machined Well, 4", Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1k-ni-im-2-5-pb_f03ac580-33a8-47c1-9cb1-d5859dc124b6_medium.jpg?v=1719981334)
A / 100-2W-IM-4"-PB | 100 Ohm (Two Wires) RTD, Immersion, Machined Well, 4", Plastic Enclosure | ACI
Brand: ACI
SKU: A/100-2W-IM-4"-PB
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![ACI TUCH2-CPF11FZPSX-310XXXXXX LCD, RH3%, SET, O/R, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-rh3-r-lcd-010-nist_16e44405-d1d1-4d5c-af4c-4836b2bc5391_medium.png?v=1719983199)
TUCH2-CPF11FZPSX-310XXXXXX | LCD, RH3%, SET, O / R, DEG F | ACI
Brand: ACI
SKU: TUCH2-CPF11FZPSX-310XXXXXX
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![ACI TUCH2-CPF11FZPSX-216XXXXXX LCD, RH2%, SET, O/R, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_0e1c4335-5113-4615-911c-7036ad040cd0_medium.png?v=1719983194)
TUCH2-CPF11FZPSX-216XXXXXX | LCD, RH2%, SET, O / R, DEG F | ACI
Brand: ACI
SKU: TUCH2-CPF11FZPSX-216XXXXXX
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![ACI TUCH2-CPF11FZPSX-210M5C0XX LCD, RH2%, SET, O/R, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_a831a50a-ad37-4a89-9283-bbe0b292e4f2_medium.png?v=1719983198)
TUCH2-CPF11FZPSX-210M5C0XX | LCD, RH2%, SET, O / R, DEG F | ACI
Brand: ACI
SKU: TUCH2-CPF11FZPSX-210M5C0XX
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![ACI TUCH2-CPF11EZYXX-210N6C0XX LCD, RH2%, SET, DEG F | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_9f387d15-55ac-4133-b48a-221f18bf8508_medium.png?v=1719983188)
TUCH2-CPF11EZYXX-210N6C0XX | LCD, RH2%, SET, DEG F | ACI
Brand: ACI
SKU: TUCH2-CPF11EZYXX-210N6C0XX
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Brand: Siemens
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