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MADISON Alternator Closed Liquid Level Switch: Selectable, SPST - Mechanically Alternating Side-Mounted Float Switches
MADISONMechanically Alternating Side-Mounted Float Switches

MADISON Alternator Closed Liquid Level Switch: Selectable, SPST

The MADISON Alternator Closed Liquid Level Switch (MPN M7740) is a mechanically alternating side-mounted float switch with a selectable SPST output and a PBT housing. It features lead wire termination and a specific…

SKU 3G-OTH-130181

Also listed as: M 7740 · M-7740

Brand
MADISON
Item
Alternator Closed Liquid Level Switch: Selectable, SPST
Category
Mechanically Alternating Side-Mounted Float Switches
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Technical Specifications

MADISON
Manufacturer Part Number
M7740

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MADISON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MADISON Alternator Closed Liquid Level Switch (MPN M7740) is a mechanically alternating side-mounted float switch with a selectable SPST output and a PBT housing. It features lead wire termination and a specific gravity rating of 0.70.

Frequently Asked Questions

What is the MADISON M7740 alternator closed liquid level switch used for?

The MADISON M7740 is a mechanically alternating side-mounted float switch used for liquid level control in industrial tanks and vessels. It provides selectable SPST output to alternate pump operation, preventing single-pump overload in wastewater, chemical, and process fluid applications.

What are the specifications of the MADISON M7740 liquid level switch?

The MADISON M7740 features a PBT housing, lead wire termination, and a specific gravity rating of 0.70. It is a mechanically alternating side-mounted float switch with selectable SPST output. The manufacturer part number is M7740, and it is designed for reliable liquid level sensing in industrial environments.

Where to buy the MADISON M7740 alternator switch worldwide?

You can source the MADISON M7740 alternator closed liquid level switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct MADISON part for your application.

How to install the MADISON M7740 side-mounted float switch?

Mount the MADISON M7740 horizontally through a tank sidewall opening, ensuring the float moves freely without obstructions. Connect lead wires to your control circuit per the SPST wiring diagram. Verify the specific gravity of 0.70 matches your liquid density for proper float actuation. Test operation before finalizing installation.

Used in

Common applications for MADISON
Industrial tank level monitoring — MADISON M4400-ULL-NO vertically mounted float switch for high-level alarm in water storage tanks
Pump control in wastewater systems — MADISON M4168-1 side-mounted float switch for automatic pump start/stop in sump pits
Hydraulic system flow verification — MADISON FS8000-20003 piston flow switch for detecting flow in lubrication lines
Chemical processing level sensing — MADISON M3827-3NO stainless steel float switch for corrosive liquid level detection
Non-contact level measurement in bulk storage — MADISON U5098-D024-019 ultrasonic sensor for tank level monitoring up to 19 ft
Cooling water flow monitoring — MADISON FS8000-10010 compact flow switch for verifying coolant flow in heat exchangers

MADISON Products

3G Electric supplies MADISON mechanically alternating side-mounted float switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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