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STRUTHERS-DUNN Mercury Displacement Contactor: 120V AC, 35 A Full Load Current - Resistive - Mercury Displacement Contactors
STRUTHERS-DUNNMercury Displacement Contactors

STRUTHERS-DUNN Mercury Displacement Contactor: 120V AC, 35 A Full Load Current - Resistive

The STRUTHERS-DUNN Mercury Displacement Contactor (MPN M35A-120VAC) is a 1-pole, 120V AC contactor with a 35 A full load current (resistive). It features liquid mercury contacts and screw terminal connections.

SKU 3G-OTH-40484

Brand
STRUTHERS-DUNN
Item
Mercury Displacement Contactor: 120V AC, 35 A Full Load Current - Resistive
Category
Mercury Displacement Contactors
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Technical Specifications

STRUTHERS-DUNN
Manufacturer Part Number
M35A-120VAC
Type
35 A Full Load Current - Resistive
Poles
1
Contact Material
Liquid Mercury
Terminal Connection Type
Screw Terminals
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STRUTHERS-DUNN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The STRUTHERS-DUNN Mercury Displacement Contactor (MPN M35A-120VAC) is a 1-pole, 120V AC contactor with a 35 A full load current (resistive). It features liquid mercury contacts and screw terminal connections.

Frequently Asked Questions

What is the STRUTHERS-DUNN Mercury Displacement Contactor used for?

The STRUTHERS-DUNN Mercury Displacement Contactor is used for switching resistive loads in industrial heating, lighting, and process control applications. Its liquid mercury contacts provide reliable, silent operation and long electrical life, making it suitable for harsh environments where arcing or contact wear is a concern.

What are the specifications of the STRUTHERS-DUNN M35A-120VAC?

The STRUTHERS-DUNN M35A-120VAC is a 1-pole mercury displacement contactor rated for 120V AC and 35 A full load current (resistive). It features liquid mercury contacts and screw terminal connections. The contactor is designed for reliable switching in industrial environments.

Where to buy STRUTHERS-DUNN Mercury Displacement Contactors worldwide?

3G Electric supplies STRUTHERS-DUNN Mercury Displacement Contactors worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on the M35A-120VAC or other models.

How to install a STRUTHERS-DUNN Mercury Displacement Contactor?

Install the STRUTHERS-DUNN contactor on a clean, dry surface using the mounting holes. Connect wires to the screw terminals per the wiring diagram, ensuring proper torque. Do not tilt or invert the contactor, as mercury displacement relies on gravity. Always de-energize the circuit before installation.

Used in

Common applications for STRUTHERS-DUNN
Industrial heating — Struthers-Dunn M35A-208VAC contactor switching resistive heating elements in a 208 V AC furnace.
Lighting control — Struthers-Dunn M60AAA-240VAC contactor managing three-phase lighting circuits in a warehouse.
Process control — Struthers-Dunn M60AA-240VAC contactor used in a two-pole configuration for a 240 V AC industrial oven.
DC power systems — Struthers-Dunn M60A-12VDC contactor switching resistive loads in a 12 V DC battery-backed control panel.
Motor starting — Struthers-Dunn M35AAA-24VAC contactor controlling a small three-phase motor with resistive starting load.
HVAC equipment — Struthers-Dunn M60A-240VAC contactor switching electric duct heaters in a commercial HVAC system.

STRUTHERS-DUNN Products

3G Electric supplies STRUTHERS-DUNN mercury displacement contactors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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STRUTHERS-DUNN Mercury Displacement Contactor: 208V AC, 35 A Full Load Current - Resistive, 1 Poles (MPN M35A-208VAC). Key specifications — Brand: STRUTHERS-DUNN; Terminal Connection Type: Screw Terminals; Contact Material: Liquid Mercury.
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STRUTHERS-DUNN Mercury Displacement Contactor: 120V AC, 60 A Full Load Current - Resistive, 2 Poles (MPN M60AA-120VAC). Key specifications — Brand: STRUTHERS-DUNN; Terminal Connection Type: Screw Terminals; Contact Material: Liquid Mercury.
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STRUTHERS-DUNN Mercury Displacement Contactor: 120V AC, 35 A Full Load Current - Resistive, 3 Poles (MPN M35AAA-120VAC). Key specifications — Brand: STRUTHERS-DUNN; Terminal Connection Type: Screw Terminals; Contact Material: Liquid Mercury.
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STRUTHERS-DUNN Mercury Displacement Contactor: 120V AC, 60 A Full Load Current - Resistive, 3 Poles (MPN M60AAA-120VAC). Key specifications — Brand: STRUTHERS-DUNN; Terminal Connection Type: Screw Terminals; Contact Material: Liquid Mercury.
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STRUTHERS-DUNN Mercury Displacement Contactor: 120V AC, 60 A Full Load Current - Resistive, 3 Poles (MPN M60AAA-120VAC). Key specifications — Brand: STRUTHERS-DUNN; Terminal Connection Type: Screw Terminals; Contact Material: Liquid Mercury.
STRUTHERS-DUNN Mercury Displacement Contactor: 240V AC, 60 A Full Load Current - Resistive, 2 Poles (MPN M60AA-240VAC). Key specifications — Brand: STRUTHERS-DUNN; Terminal Connection Type: Screw Terminals; Contact Material: Liquid Mercury.
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STRUTHERS-DUNN Mercury Displacement Contactor: 24V DC, 60 A Full Load Current - Resistive, 2 Poles (MPN M60AA-24VDC). Key specifications — Brand: STRUTHERS-DUNN; Terminal Connection Type: Screw Terminals; Contact Material: Liquid Mercury.
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