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Dayton Limit Switch: Plunger Actuator, 21 mm Mounting Hole Horizontal Center to Center Distance - Top-Mount Plunger Limit Switches
DaytonTop-Mount Plunger Limit Switches

Dayton Limit Switch: Plunger Actuator, 21 mm Mounting Hole Horizontal Center to Center Distance

The DAYTON Limit Switch with Plunger Actuator (MPN 12T957) is a top-mount plunger limit switch featuring a 21 mm mounting hole horizontal center-to-center distance. It uses screw terminals for electrical connection…

SKU 3G-OTH-29740

Brand
Dayton
Item
Limit Switch: Plunger Actuator, 21 mm Mounting Hole Horizontal Center to Center Distance
Category
Top-Mount Plunger Limit Switches
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Technical Specifications

Dayton
Manufacturer Part Number
12T957
Type
21 mm Mounting Hole Horizontal Center to Center Distance, Top
Actuator Type
Plunger
Electrical Connection
Screw Terminals
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Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DAYTON Limit Switch with Plunger Actuator (MPN 12T957) is a top-mount plunger limit switch featuring a 21 mm mounting hole horizontal center-to-center distance. It uses screw terminals for electrical connection and is actuated by a plunger mechanism.

Used in

Common applications for Dayton
HVAC ventilation — DAYTON centrifugal upblast roof exhaust fans (SKU 7M7U3) for kitchen exhaust systems
Mechanical power transmission — DAYTON HTD timing pulleys (SKU 404GV0) for conveyor belt drives
Process water handling — DAYTON self-priming centrifugal pumps (SKU 2ZXT4) for dewatering or transfer
Roofing and building services — DAYTON fixed ventilated roof curbs (SKU 4HX59) for filtered supply fan installations
Material handling — DAYTON latch assemblies (SKU 2KEN4) for electric chain hoist hook safety
Industrial air movement — DAYTON downblast roof exhaust fans (SKU 3HFL9) for clean air exhaust in manufacturing plants

Dayton Products

3G Electric supplies Dayton top-mount plunger limit switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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DAYTON Limit Switch: Plunger Actuator, 25 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 12T946). Key specifications — Manufacturer Part Number: 12T946; Brand: DAYTON; Electrical Connection: 9.8 ft Cable (4 Wire, 18 AWG, SJT); Actuator Type: Plunger.
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DAYTON Limit Switch: Plunger Actuator, 25 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 12T946). Key specifications — Manufacturer Part Number: 12T946; Brand: DAYTON; Electrical Connection: 9.8 ft Cable (4 Wire, 18 AWG, SJT); Actuator Type: Plunger.
DAYTON Limit Switch: Plunger Actuator, 29 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 11X452). Key specifications — Manufacturer Part Number: 11X452; Brand: DAYTON; Electrical Connection: Screw Terminals; Actuator Type: Plunger.
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DAYTON Limit Switch: Plunger Actuator, 29 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 11X452). Key specifications — Manufacturer Part Number: 11X452; Brand: DAYTON; Electrical Connection: Screw Terminals; Actuator Type: Plunger.
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DAYTON Limit Switch: Plunger Actuator, 25 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 12T910). Key specifications — Manufacturer Part Number: 12T910; Brand: DAYTON; Electrical Connection: Screw Terminals; Actuator Type: Plunger.
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DAYTON Limit Switch: Plunger Actuator, 25 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 12T910). Key specifications — Manufacturer Part Number: 12T910; Brand: DAYTON; Electrical Connection: Screw Terminals; Actuator Type: Plunger.
DAYTON Limit Switch: Plunger Actuator, 20 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 12T956). Key specifications — Manufacturer Part Number: 12T956; Brand: DAYTON; Electrical Connection: 6 ft Cable (5 Wire, 18 AWG); Actuator Type: Plunger.
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DAYTON Limit Switch: Plunger Actuator, 20 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 12T956). Key specifications — Manufacturer Part Number: 12T956; Brand: DAYTON; Electrical Connection: 6 ft Cable (5 Wire, 18 AWG); Actuator Type: Plunger.
DAYTON Limit Switch: Plunger Actuator, 25 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 12T932). Key specifications — Manufacturer Part Number: 12T932; Brand: DAYTON; Electrical Connection: 9.8 ft Cable (4 Wire, 18 AWG, SJT); Actuator Type: Plunger.
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DAYTON Limit Switch: Plunger Actuator, 25 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 12T932). Key specifications — Manufacturer Part Number: 12T932; Brand: DAYTON; Electrical Connection: 9.8 ft Cable (4 Wire, 18 AWG, SJT); Actuator Type: Plunger.
DAYTON Limit Switch: Plunger Actuator, 29 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 11X448). Key specifications — Manufacturer Part Number: 11X448; Brand: DAYTON; Electrical Connection: Screw Terminals; Actuator Type: Plunger.
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DAYTON Limit Switch: Plunger Actuator, 29 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 11X448). Key specifications — Manufacturer Part Number: 11X448; Brand: DAYTON; Electrical Connection: Screw Terminals; Actuator Type: Plunger.
DAYTON Limit Switch: Plunger Actuator, 25 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 12T906). Key specifications — Manufacturer Part Number: 12T906; Brand: DAYTON; Electrical Connection: Screw Terminals; Actuator Type: Plunger.
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DAYTON Limit Switch: Plunger Actuator, 25 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 12T906). Key specifications — Manufacturer Part Number: 12T906; Brand: DAYTON; Electrical Connection: Screw Terminals; Actuator Type: Plunger.
DAYTON Limit Switch: Plunger Actuator, 25 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 12T931). Key specifications — Manufacturer Part Number: 12T931; Brand: DAYTON; Electrical Connection: 9.8 ft Cable (4 Wire, 18 AWG, SJT); Actuator Type: Plunger.
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DAYTON Limit Switch: Plunger Actuator, 25 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 12T931). Key specifications — Manufacturer Part Number: 12T931; Brand: DAYTON; Electrical Connection: 9.8 ft Cable (4 Wire, 18 AWG, SJT); Actuator Type: Plunger.
DAYTON Limit Switch: Plunger Actuator, 33 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 13F515). Key specifications — Manufacturer Part Number: 13F515; Brand: DAYTON; Electrical Connection: Screw Terminals; Actuator Type: Plunger.
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DAYTON Limit Switch: Plunger Actuator, 33 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 13F515). Key specifications — Manufacturer Part Number: 13F515; Brand: DAYTON; Electrical Connection: Screw Terminals; Actuator Type: Plunger.
DAYTON Limit Switch: Plunger Actuator, 20 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 12T944). Key specifications — Manufacturer Part Number: 12T944; Brand: DAYTON; Electrical Connection: 6 ft Cable (5 Wire, 18 AWG); Actuator Type: Plunger.
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DAYTON Limit Switch: Plunger Actuator, 20 mm Mounting Hole Horizontal Center to Center Distance, Top (MPN 12T944). Key specifications — Manufacturer Part Number: 12T944; Brand: DAYTON; Electrical Connection: 6 ft Cable (5 Wire, 18 AWG); Actuator Type: Plunger.