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MADISON Closed Liquid Level Switch: Close On Rise, SPST - Vertically Mounted Float Switches
MADISONVertically Mounted Float Switches

MADISON Closed Liquid Level Switch: Close On Rise, SPST

The MADISON M4500-ULL-NO is a vertically mounted float switch, specifically a closed liquid level switch with a close-on-rise, SPST, brass design. It features lead wires for electrical connection and requires a…

SKU 3G-OTH-30933

Also listed as: M4500ULLNO · M4500 ULL NO

Brand
MADISON
Item
Closed Liquid Level Switch: Close On Rise, SPST
Category
Vertically Mounted Float Switches
Available to Order
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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
M4500-ULL-NO
Electrical Connection Type
Lead Wires
Minimum Media Specific Gravity
0.56

Technical Documents

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

Product Description

The MADISON M4500-ULL-NO is a vertically mounted float switch, specifically a closed liquid level switch with a close-on-rise, SPST, brass design. It features lead wires for electrical connection and requires a minimum media specific gravity of 0.56 for operation.

Frequently Asked Questions

What is the MADISON M4500-ULL-NO closed liquid level switch used for?

The MADISON M4500-ULL-NO is a vertically mounted float switch used to detect rising liquid levels in tanks or vessels. When the liquid reaches the set point, the SPST switch closes (close-on-rise). It is suitable for media with a minimum specific gravity of 0.56, such as light oils or water.

What are the specifications of the MADISON M4500-ULL-NO?

The MADISON M4500-ULL-NO is a vertically mounted float switch with a brass body. It has a close-on-rise, SPST contact configuration and uses lead wires for electrical connection. The minimum media specific gravity required for operation is 0.56. The manufacturer part number is M4500-ULL-NO.

Where to buy the MADISON M4500-ULL-NO worldwide?

3G Electric supplies the MADISON M4500-ULL-NO closed liquid level switch to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this MADISON float switch.

How to install a MADISON M4500-ULL-NO vertically mounted float switch?

Mount the MADISON M4500-ULL-NO vertically in the tank with the float oriented to rise with liquid level. Ensure the media specific gravity is at least 0.56 for proper float actuation. Connect the lead wires to your control circuit per the SPST close-on-rise function. 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 vertically 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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