Functional Devices
Functional Devices, Inc. have been manufacturing electronic components for over 50 years. Their main goal remains creating reliable and economic products pair with top notch support their customers can rely on. Based out of Russiaville, Indiana, they specialize in high quality relays, wiring devices, electrical boxes, enclosures, fittings, and accessories.
With over 22 product categories and roughly 300 unique products, there’s something for everyone. Shop our full line of Functional Devices here at Jackson Systems & Supply.

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Showing 33–48 of 57 resultsSorted by popularity
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MSRP: $24.17You save 13%
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MSRP: $54.04You save 15%
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MSRP: $99.73You save 15%
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MSRP: $82.48You save 15%
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MSRP: $31.05You save 15%
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MSRP: $140.82You save 15%
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MSRP: $27.60You save 15%
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MSRP: $68.94You save 13%
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MSRP: $92.00You save 15%
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MSRP: $20.83You save 15%
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MSRP: $130.09You save 15%
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MSRP: $53.56You save 50%
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MSRP: $21.09You save 15%
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MSRP: $62.21You save 44%