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MADISON M4189 General-Purpose Tether Float Switch, 250V AC, 16A, 3-Wire, NO/NC - General-Purpose Tether Float Switches
MADISONGeneral-Purpose Tether Float Switches

MADISON M4189 General-Purpose Tether Float Switch, 250V AC, 16A, 3-Wire, NO/NC

The MADISON Float Switch: Wide-Angle is a general-purpose tether float switch (SKU M4189, MPN M4189) rated for 250V AC and 16 A. It features a 3-wire electrical connection and is configurable as normally open or…

SKU 3G-OTH-94169

Also listed as: M 4189 · M-4189

Brand
MADISON
Item
M4189 General-Purpose Tether Float Switch, 250V AC, 16A, 3-Wire, NO/NC
Category
General-Purpose Tether Float Switches
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

MADISON
Manufacturer Part Number
M4189
Type
Normally Open or Normally Closed (Pump Down or Up), 16 A
AC
250V
Rated Voltage
250V AC
Electrical Connection
3-Wire

Technical Documents

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

Product Description

The MADISON Float Switch: Wide-Angle is a general-purpose tether float switch (SKU M4189, MPN M4189) rated for 250V AC and 16 A. It features a 3-wire electrical connection and is configurable as normally open or normally closed for pump-down or pump-up operation.

Frequently Asked Questions

What is the MADISON M4189 float switch used for?

The MADISON M4189 wide-angle tether float switch is used for liquid level control in tanks, sumps, and reservoirs. It operates pumps for water or wastewater, configured as normally open for pump-up or normally closed for pump-down applications.

What are the specifications of the MADISON M4189 float switch?

The MADISON M4189 float switch is rated for 250V AC and 16 A. It features a 3-wire electrical connection and is configurable as normally open or normally closed for pump-down or pump-up operation. The manufacturer part number is M4189.

Where to buy the MADISON M4189 float switch worldwide?

You can source the MADISON M4189 float switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time.

How to install the MADISON M4189 tether float switch?

Mount the MADISON M4189 securely in the tank with the tether length set to the desired activation level. Connect the 3-wire cable per the wiring diagram for normally open or normally closed operation. Ensure the switch is not obstructed by debris.

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
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MADISON Products

3G Electric supplies MADISON general-purpose tether 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
Vertically mounted float switch with Kynar body, SPST contact, and Open On Rise operation. Uses lead wires for electrical connection. Requires minimum media specific gravity of 0.94. Suitable for liquid level detection in tanks or vessels
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Vertically mounted float switch with Kynar body, SPST contact, and Open On Rise operation. Uses lead wires for electrical connection. Requires minimum media specific gravity of 0.94. Suitable for liquid level detection in tanks or vessels
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Vertically mounted float switch with SPST switch action that closes on rise. Brass construction with lead wire electrical connections. Requires minimum media specific gravity of 0.56. Used for point-level detection in tanks or vessels for high-level alarm or pump control
Vertically mounted float switch with brass construction and SPST switch action that opens on rise. Features lead wires for electrical connection and requires a minimum media specific gravity of 0.56. Suitable for high- or low-level alarm and control in industrial tanks, such as sump pump control or overflow prevention
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Vertically mounted float switch with brass construction and SPST switch action that opens on rise. Features lead wires for electrical connection and requires a minimum media specific gravity of 0.56. Suitable for high- or low-level alarm and control in industrial tanks, such as sump pump control or overflow prevention
Vertically mounted float switch with SPST close-on-rise contact. PBT housing and lead wire connection. Requires minimum media specific gravity of 0.56. Used for high-level alarm or pump control in tanks or vessels
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Vertically mounted float switch with SPST close-on-rise contact. PBT housing and lead wire connection. Requires minimum media specific gravity of 0.56. Used for high-level alarm or pump control in tanks or vessels
Vertically mounted float switch with Kynar construction, selectable SPST output, and lead wire electrical connection. Requires minimum media specific gravity of 0.94. Used for liquid level detection and control in tanks or vessels
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Vertically mounted float switch with Kynar construction, selectable SPST output, and lead wire electrical connection. Requires minimum media specific gravity of 0.94. Used for liquid level detection and control in tanks or vessels
Vertically mounted float switch with a brass body, SPST normally open contact that closes on rising liquid level. Features lead wires for electrical connection. Requires minimum media specific gravity of 0.56. Suitable for level detection in tanks or vessels containing light oils or water
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Vertically mounted float switch with a brass body, SPST normally open contact that closes on rising liquid level. Features lead wires for electrical connection. Requires minimum media specific gravity of 0.56. Suitable for level detection in tanks or vessels containing light oils or water

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This MADISON tether float switch is rated for 250V AC and 16A, with a 3-wire electrical connection. It can be configured as normally open or normally closed for pump-down or pump-up operation. Suitable for liquid level control in tanks, sumps, and reservoirs
MADISON
This MADISON tether float switch is rated for 250V AC and 16A, with a 3-wire electrical connection. It can be configured as normally open or normally closed for pump-down or pump-up operation. Suitable for liquid level control in tanks, sumps, and reservoirs