STRUTHERS-DUNNMercury Displacement Contactors

STRUTHERS-DUNN Mercury Displacement Contactor: 120V AC, 60 A Full Load Current - Resistive

The STRUTHERS-DUNN Mercury Displacement Contactor (MPN M60AAA-120VAC) is a 3-pole contactor with liquid mercury contacts and screw terminals, rated for 60 A full load current (resistive) at 120V AC. This industrial…

SKU 3G-OTH-40701

Brand

STRUTHERS-DUNN

Item

Mercury Displacement Contactor: 120V AC, 60 A Full Load Current - Resistive

Technical Specifications

STRUTHERS-DUNN

Manufacturer Part Number

M60AAA-120VAC 

Type

60 A Full Load Current - Resistive 

Poles

3

Contact Material

Liquid Mercury 

Terminal Connection Type

Screw Terminals 

View Full Spec Sheet

Technical Documents

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STRUTHERS-DUNN Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

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

The STRUTHERS-DUNN M60AAA-120VAC mercury displacement contactor is used for reliable, maintenance-free switching of resistive loads up to 60 A at 120V AC. Its liquid mercury contacts provide silent, bounce-free operation, making it ideal for industrial heating, lighting, and process control applications.

What are the specifications of the STRUTHERS-DUNN M60AAA-120VAC?

This 3-pole contactor has a full load current rating of 60 A (resistive) at 120V AC. It features liquid mercury contacts and screw terminals. The manufacturer part number is M60AAA-120VAC. It is designed for industrial environments requiring durable, low-maintenance switching.

Where to buy STRUTHERS-DUNN M60AAA-120VAC worldwide?

3G Electric supplies the STRUTHERS-DUNN M60AAA-120VAC mercury displacement contactor to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this industrial switching device.

How to install a STRUTHERS-DUNN mercury displacement contactor?

Installation should follow the manufacturer's instructions and local electrical codes. Mount the contactor securely, connect the screw terminals to the 120V AC control circuit and load, and ensure the mercury contacts remain upright. Always de-energize the circuit before wiring. Consult a qualified electrician.

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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