relays
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![Dwyer WD Water module. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/wd_family_1000x1000_17a14c70-f363-4f1f-820a-075514b23bd5_medium.jpg?v=1720000173)
WD | Water module. | Dwyer
Brand: Dwyer
SKU: WD
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![Dwyer W199AX-14 DPDT | 40 amp rating (AC) | 120 VAC | 50/60 HZ | 290 Ω. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/199_medium.jpg?v=1720000167)
W199AX-14 | DPDT | 40 amp rating (AC) | 120 VAC | 50 / 60 HZ | 290 Ω. | Dwyer
Brand: Dwyer
SKU: W199AX-14
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![Dwyer TR-7-UXB Ground continuity control with 72" cable | battery type contactor | 220V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/tr_7_1000x1000_f1f0f71d-d941-4cdc-abe1-3768189cfa6c_medium.jpg?v=1719999972)
TR-7-UXB | Ground continuity control with 72" cable | battery type contactor | 220V | Dwyer
Brand: Dwyer
SKU: TR-7-UXB
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![Dwyer SSR-25 Solid state relay | range 24-260 VAC | max. load 5 amp. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/ssr_pic_7cfeb3cd-8358-4fd8-b9c8-33d78dbab2c5_medium.jpg?v=1719999832)
SSR-25 | Solid state relay | range 24-260 VAC | max. load 5 amp. | Dwyer
Brand: Dwyer
SKU: SSR-25
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![Dwyer SPPM-24-C Smart Programmable Panel Meter with 0-50 mA input with 2.4" display | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/sppm_600x6001_460f4cbf-d933-4747-89d7-2e543912c981_medium.gif?v=1719999822)
SPPM-24-C | Smart Programmable Panel Meter with 0-50 mA input with 2.4" display | Dwyer
Brand: Dwyer
SKU: SPPM-24-C
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![Dwyer SPPM-28-C Smart Programmable Panel Meter with 0-50 mA input with 2.8" display | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/sppm_600x6001_9e028220-42de-4806-ae0e-a24201a9e2c2_medium.gif?v=1719999822)
SPPM-28-C | Smart Programmable Panel Meter with 0-50 mA input with 2.8" display | Dwyer
Brand: Dwyer
SKU: SPPM-28-C
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![Dwyer SSR-15 Intrinsically safe relay. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/ssr-15_pic_1_medium.jpg?v=1719999817)
SSR-15 | Intrinsically safe relay. | Dwyer
Brand: Dwyer
SKU: SSR-15
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![Dwyer SSR-210 Solid state relay | range 24-260 VAC | max. load 10 amp. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/ssr_pic_d0c36064-df14-4a55-b7f2-3ca66383c7cc_medium.jpg?v=1719999808)
SSR-210 | Solid state relay | range 24-260 VAC | max. load 10 amp. | Dwyer
Brand: Dwyer
SKU: SSR-210
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![Dwyer SSR-312 Solid state relay | range 100-130 VAC | max. load 5 amp. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/ssr_pic_medium.jpg?v=1719999803)
SSR-312 | Solid state relay | range 100-130 VAC | max. load 5 amp. | Dwyer
Brand: Dwyer
SKU: SSR-312
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![Dwyer SCD-2033 DIN rail temperature/process slave controller | (2) relay outputs. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/scd_mastercontroller_1000x1000_179fe15a-67fc-43f3-b3fa-9e0766a9ba3a_medium.gif?v=1719999793)
SCD-2033 | DIN rail temperature / process slave controller | (2) relay outputs. | Dwyer
Brand: Dwyer
SKU: SCD-2033
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![Dwyer SC1090 Process/alarm switch module | 85 to 265 VDC/VAC power supply. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/sc1090_scl1090_a06535c2-5bee-4674-b42a-2ac46abad22e_medium.jpg?v=1719999793)
SC1090 | Process / alarm switch module | 85 to 265 VDC / VAC power supply. | Dwyer
Brand: Dwyer
SKU: SC1090
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![Dwyer SCL1290 Thermocouple input limit/alarm switch module | low voltage supply. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/sc1090_scl1090_9e63a1b6-85dc-470f-8026-38ceefe6805e_medium.jpg?v=1719999763)
SCL1290 | Thermocouple input limit / alarm switch module | low voltage supply. | Dwyer
Brand: Dwyer
SKU: SCL1290
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