Outdoor temperature sensors Dwyer
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![Dwyer O-4C Outside air temperature sensor | 3K Ohm. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/o_4_cc43690a-c34e-4933-9c17-7f7052d3e26d_medium.jpg?v=1719999489)
O-4C | Outside air temperature sensor | 3K Ohm. | Dwyer
Brand: Dwyer
SKU: O-4C
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![Dwyer O-45 Outside air temperature sensor | 10K Ohm thermistor. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/o_4_0a6054ae-7fa9-421f-bb77-b5d0c757136b_medium.jpg?v=1719999435)
O-45 | Outside air temperature sensor | 10K Ohm thermistor. | Dwyer
Brand: Dwyer
SKU: O-45
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![Dwyer O-4E Outside air temperature sensor | Pt1000 Ohm RTD. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/o_4_900176d8-da0d-4dda-8019-f95f9ac07d17_medium.jpg?v=1719999391)
O-4E | Outside air temperature sensor | Pt1000 Ohm RTD. | Dwyer
Brand: Dwyer
SKU: O-4E
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![Dwyer O-4F Outside air temperature sensor | 20K Ohm. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/o_4_7ce02ec6-572a-492b-8d45-53a89637d810_medium.jpg?v=1719999371)
O-4F | Outside air temperature sensor | 20K Ohm. | Dwyer
Brand: Dwyer
SKU: O-4F
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![Dwyer BTT-O25-2 Outside Air Temperature Transmitter with 0 to 10 V Output | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/btt_family_nolabels_1000x1000_5e43a24c-839a-4d28-bc08-9d8c4b18fd9c_medium.jpg?v=1719998644)
BTT-O25-2 | Outside Air Temperature Transmitter with 0 to 10 V Output | Dwyer
Brand: Dwyer
SKU: BTT-O25-2
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![Dwyer BTT-O25-1 Outside Air Temperature Transmitter with 4 to 20 mA Output | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/btt_family_nolabels_1000x1000_35a65cd1-cf5f-49e6-a70a-d9f250f4610d_medium.jpg?v=1719998592)
BTT-O25-1 | Outside Air Temperature Transmitter with 4 to 20 mA Output | Dwyer
Brand: Dwyer
SKU: BTT-O25-1
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