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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/50K-I-6"-GD 50,000 Ohm Thermistor, Immersion, Welded Well, 6", Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-balco-i-2-5-gd_61a1e1df-0168-49ca-8142-642c5dbc6c6f_medium.png?v=1719981814)
A / 50K-I-6"-GD | 50, 000 Ohm Thermistor, Immersion, Welded Well, 6", Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-I-6"-GD
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![ACI A/50K-S10-GD 50,000 Ohm Thermistor, Strap On, 10" Strap, Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-cp-s10-gd-nist_caa25508-84f5-4b30-9309-f0d2db64dcc8_medium.png?v=1719981827)
A / 50K-S10-GD | 50, 000 Ohm Thermistor, Strap On, 10" Strap, Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-S10-GD
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![ACI A/50K-S-PB 50,000 Ohm Thermistor, Strap On, Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-s-pb_bf6e3d26-8fec-4d54-832c-5ebe218eec6a_medium.png?v=1719981824)
A / 50K-S-PB | 50, 000 Ohm Thermistor, Strap On, Plastic Enclosure | ACI
Brand: ACI
SKU: A/50K-S-PB
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![ACI A/50K-PM-10'CL2P 50,000 Ohm Thermistor, Pipe Mount, Brass, 10' Plenum Cable | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-pm-20-cl2p_47622fc6-a770-4dae-af32-ad32bba62d97_medium.png?v=1719981800)
A / 50K-PM-10'CL2P | 50, 000 Ohm Thermistor, Pipe Mount, Brass, 10' Plenum Cable | ACI
Brand: ACI
SKU: A/50K-PM-10'CL2P
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![ACI A/50K-S-GD 50,000 Ohm Thermistor, Strap On, Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-cp-s10-gd-nist_7b4ae09a-cd1a-4253-81b9-91c87a0e0e2b_medium.png?v=1719981823)
A / 50K-S-GD | 50, 000 Ohm Thermistor, Strap On, Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-S-GD
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![ACI A/50K-O-BB 50,000 Ohm Thermistor, Outside Air, NEMA 3R Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-o-bb_a9c7d5f5-f0fa-4c9e-9232-1ef952e4c976_medium.png?v=1719981790)
A / 50K-O-BB | 50, 000 Ohm Thermistor, Outside Air, NEMA 3R Enclosure | ACI
Brand: ACI
SKU: A/50K-O-BB
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![ACI A/50K-FA-12'-GD 50,000 Ohm Thermistor, Flexible Cable Averaging, 12', Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100ks-fa-12-gd_0eebe94d-8fd7-4afb-b12a-650c3301da41_medium.png?v=1719981771)
A / 50K-FA-12'-GD | 50, 000 Ohm Thermistor, Flexible Cable Averaging, 12', Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-FA-12'-GD
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![ACI A/50K-O 50,000 Ohm Thermistor, Outside Air, Euro Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-o-eh_8cde72d2-240b-4888-a9e9-f621bd526400_medium.png?v=1719981795)
A / 50K-O | 50, 000 Ohm Thermistor, Outside Air, Euro Enclosure | ACI
Brand: ACI
SKU: A/50K-O
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![ACI A/50K-FA-50'-PB 50,000 Ohm Thermistor, Flexible Cable Averaging, 50', Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-fa-24-pb_a6e7d33a-c5ae-4da8-9a03-2412b4714d51_medium.png?v=1719981780)
A / 50K-FA-50'-PB | 50, 000 Ohm Thermistor, Flexible Cable Averaging, 50', Plastic Enclosure | ACI
Brand: ACI
SKU: A/50K-FA-50'-PB
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![ACI A/50K-FA-24'-PB 50,000 Ohm Thermistor, Flexible Cable Averaging, 24', Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-fa-24-pb_fb8a2139-e0a0-403a-8d93-718f786ba2a1_medium.png?v=1719981780)
A / 50K-FA-24'-PB | 50, 000 Ohm Thermistor, Flexible Cable Averaging, 24', Plastic Enclosure | ACI
Brand: ACI
SKU: A/50K-FA-24'-PB
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![ACI A/50K-BP 50,000 Ohm Thermistor, Bullet Probe | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-bp_3e41ce7a-bf59-4606-83a8-cbada396ef9c_medium.png?v=1719981809)
A / 50K-BP | 50, 000 Ohm Thermistor, Bullet Probe | ACI
Brand: ACI
SKU: A/50K-BP
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![ACI A/50K-FA-8'-PB 50,000 Ohm Thermistor, Flexible Cable Averaging, 8', Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-fa-24-pb_b9c63682-b246-4237-9aab-6ad2a1f06315_medium.png?v=1719981780)
A / 50K-FA-8'-PB | 50, 000 Ohm Thermistor, Flexible Cable Averaging, 8', Plastic Enclosure | ACI
Brand: ACI
SKU: A/50K-FA-8'-PB
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![ACI A/50K-S10-PB 50,000 Ohm Thermistor, Strap On, 2-10" Hose Clamp, Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-10ks-s10-pb_b9736bb3-3974-4f0d-a210-5777a747adc4_medium.jpg?v=1719981827)
A / 50K-S10-PB | 50, 000 Ohm Thermistor, Strap On, 2-10" Hose Clamp, Plastic Enclosure | ACI
Brand: ACI
SKU: A/50K-S10-PB
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![ACI A/50K-A-50'-GD 50,000 Ohm Thermistor, Copper Averaging, 50', Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-a-12-gd_dc390c5a-6c26-40c5-a5b6-65e383ca351f_medium.png?v=1719981804)
A / 50K-A-50'-GD | 50, 000 Ohm Thermistor, Copper Averaging, 50', Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-A-50'-GD
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![ACI A/50K-A-24'-GD 50,000 Ohm Thermistor, Copper Averaging, 24', Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-a-12-gd_64a2b7fc-424a-4685-81c4-4d73b63b9083_medium.png?v=1719981776)
A / 50K-A-24'-GD | 50, 000 Ohm Thermistor, Copper Averaging, 24', Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-A-24'-GD
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![ACI A/50K-A-12'-GD 50,000 Ohm Thermistor, Copper Averaging, 12', Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-a-12-gd_44a5cd7d-0c56-443a-92ed-a56aeddefe24_medium.png?v=1719981752)
A / 50K-A-12'-GD | 50, 000 Ohm Thermistor, Copper Averaging, 12', Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-A-12'-GD
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![ACI A/50K-FA-50'-GD 50,000 Ohm Thermistor, Flexible Cable Averaging, 50', Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100ks-fa-12-gd_a32bc841-7b40-4e02-af76-46599d23b6c7_medium.png?v=1719981800)
A / 50K-FA-50'-GD | 50, 000 Ohm Thermistor, Flexible Cable Averaging, 50', Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-FA-50'-GD
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![ACI A/50K-A-8'-GD 50,000 Ohm Thermistor, Copper Averaging, 8', Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-a-12-gd_370f8c21-e694-4e01-9b3a-b28cd5fb3950_medium.png?v=1719981790)
A / 50K-A-8'-GD | 50, 000 Ohm Thermistor, Copper Averaging, 8', Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-A-8'-GD
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![ACI A/50K-FA-8'-GD 50,000 Ohm Thermistor, Flexible Cable Averaging, 8', Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100ks-fa-12-gd_a7140f7d-b30d-406a-9398-d01b475f4128_medium.png?v=1719981818)
A / 50K-FA-8'-GD | 50, 000 Ohm Thermistor, Flexible Cable Averaging, 8', Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-FA-8'-GD
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![ACI A/50K-A-24'-PB 50,000 Ohm Thermistor, Copper Averaging, 24', Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1k-ni-a-12-bb_57b5f040-5adb-47de-b64c-84474c717c8c_medium.png?v=1719981771)
A / 50K-A-24'-PB | 50, 000 Ohm Thermistor, Copper Averaging, 24', Plastic Enclosure | ACI
Brand: ACI
SKU: A/50K-A-24'-PB
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![ACI A/50K-RA-48"-GD 50,000 Ohm Thermistor, Rigid Probe Averaging, 48", Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt1k-d-18-4-gd_48dc9f70-dbbf-4ab5-9f3e-921fdffb38ef_medium.png?v=1719981804)
A / 50K-RA-48"-GD | 50, 000 Ohm Thermistor, Rigid Probe Averaging, 48", Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-RA-48"-GD
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![ACI A/50K-FA-12'-PB 50,000 Ohm Thermistor, Flexible Cable Averaging, 12', Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-fa-24-pb_fa5cf075-75e4-4328-a933-586cac47e366_medium.png?v=1719981800)
A / 50K-FA-12'-PB | 50, 000 Ohm Thermistor, Flexible Cable Averaging, 12', Plastic Enclosure | ACI
Brand: ACI
SKU: A/50K-FA-12'-PB
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![ACI A/50K-RA-48"-PB 50,000 Ohm Thermistor, Rigid Probe Averaging, 48", Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1k-ni-d-12-bb_712d6553-9a53-4cc9-9bff-1b0f90026d23_medium.png?v=1719981819)
A / 50K-RA-48"-PB | 50, 000 Ohm Thermistor, Rigid Probe Averaging, 48", Plastic Enclosure | ACI
Brand: ACI
SKU: A/50K-RA-48"-PB
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![ACI A/50K-RA-36"-PB 50,000 Ohm Thermistor, Rigid Probe Averaging, 36", Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1k-ni-d-12-bb_2df6dc24-6bb2-427e-9eed-6c230b11b1dc_medium.png?v=1719981815)
A / 50K-RA-36"-PB | 50, 000 Ohm Thermistor, Rigid Probe Averaging, 36", Plastic Enclosure | ACI
Brand: ACI
SKU: A/50K-RA-36"-PB
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