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 1–16 of 57 resultsSorted by popularity
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MSRP: $27.94You save 40%
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MSRP: $67.49You save 39%
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MSRP: $120.07You save 15%
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MSRP: $64.86You save 41%
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MSRP: $38.34You save 22%
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MSRP: $19.62You save 15%
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MSRP: $131.54You save 28%
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MSRP: $53.26You save 25%
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MSRP: $55.58You save 43%
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MSRP: $83.77You save 43%
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MSRP: $41.96You save 37%
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MSRP: $127.04You save 15%
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MSRP: $52.18You save 15%
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MSRP: $73.37You save 43%
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MSRP: $74.67You save 31%