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Most orders ship within 1–2 business days via UPS. Larger equipment ships via freight carrier, and customers can use the shipping estimator on the product page for a location-specific quote. Local pickup is also available at the Fairfield, IL facility, typically ready within 4 hours.

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MRO Exchange accepts all major credit cards, PayPal, and Shop Pay. Purchase order and wire transfer payment is also available, with payment due prior to shipment. Custom terms are available for established accounts.

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Dayton 12T931 Limit Switch SPDT IP67 Open Box - Unused

$39.99 USD

Sale Sold out

✓ 30-day returns on every item — return policy

ConditionOpen Box - Unused MPN12T931 Stock #0226-00663

30-day returns on every item. Photos reflect the actual item’s current condition — see our return policy and condition guide.

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⚡ Same-day shipping available — order by 11 am CT ($100 add-on at checkout)

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Product Specifications

Manufacturer: Dayton
MPN / Model: 12T931
Product Type: Limit Switch
Contact Form: SPDT
NEMA Rating: A300/Q300
Enclosure Types: 4, 6, 6P, 12, 13
IP Rating: IP67
Standard: 60947-5-1
Wire Markings: WH, BK, RE, GN/YW
Certifications: cUL US, CE
Country of Origin: China
Condition: Open Box - Unused

Product Description

This is a Dayton 12T931 limit switch. The label on the switch body reads Dayton Model: 12T931, A300/Q300, Enclosure Type: 4,6,6P,12,13, IP67, CE, 60947-5-1, with a wiring diagram marked WH, BK, RE and GN/YW. It shows a cUL US mark and is marked Made in China, Mfd. for Dayton Electric Mfg. Co., Lake Forest, IL 60045 USA, Grainger.com. The box label reads (1) 12T931, Limit Switches, NEMA A300/Q300 SPDT, Enclosure Types 4,6,6P,12,13, IP67, Made in China. No amp or voltage rating other than A300/Q300 is shown on the label.

The photos show the switch with a coil of black lead wire inside a clear poly bag in an opened Dayton box.

Open box, unused. This unit has not been tested by MRO Exchange, and its electrical ratings and switching function have not been verified.

Stock # 0226-00663

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Frequently Asked Questions

Shipping & Handling

Most orders ship within 1–2 business days via UPS, but expedited same-day handling is available as an add-on to orders in cart. Larger equipment ships via freight carrier. Use the shipping estimator above for a location-specific quote. Local pickup is also available at our Fairfield, IL facility, typically ready within 4 hours.

Returns & Condition

All items are sold as-described based on the photos and condition listed. If an item arrives differing from its description, it may be eligible for return or refund. See our full condition guide for details on our grading terms.

Payment Options

We accept all major credit cards, PayPal, and Shop Pay. Purchase order and wire transfer payment is also available by selecting "Purchase Order / Wire Transfer" at checkout. Payment is due prior to shipment. Contact us for custom terms on established accounts. Tax exemptions are honored if proper documentation is provided.