We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
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 Closed Liquid Level Switch (MPN M3326-NPT-NO) is a vertically mounted float switch with a polypropylene construction. It features a SPST, close-on-rise operation and lead wires for electrical connection…

SKU 3G-OTH-30808

Brand
MADISON
Item
Closed Liquid Level Switch: Close On Rise, SPST
Category
Vertically Mounted Float Switches
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

MADISON
Manufacturer Part Number
M3326-NPT-NO
Electrical Connection Type
Lead Wires
Minimum Media Specific Gravity
0.75
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The MADISON Closed Liquid Level Switch (MPN M3326-NPT-NO) is a vertically mounted float switch with a polypropylene construction. It features a SPST, close-on-rise operation and lead wires for electrical connection. This switch requires a minimum media specific gravity of 0.75.

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
TELEMECANIQUE SENSORS Water Pump Switch: Reverse, 23 psi – 65 psi, 1/4" FNPS, 50 psi / 30 psi ON/OFF (MPN 9013FRG2J35). Key specifications — attr1027655: Diaphragm; attr434202: TELEMECANIQUE SENSORS; attr1027685: 1/4" FNPS; attr1027686: Reverse; attr1027690: None.
TELEMECANIQUE SENSORS
TELEMECANIQUE SENSORS Water Pump Switch: Reverse, 23 psi – 65 psi, 1/4" FNPS, 50 psi / 30 psi ON/OFF (MPN 9013FRG2J35). Key specifications — attr1027655: Diaphragm; attr434202: TELEMECANIQUE SENSORS; attr1027685: 1/4" FNPS; attr1027686: Reverse; attr1027690: None.
TELEMECANIQUE SENSORS Water Pump Switch: Reverse, 10 psi – 45 psi, 1/4" FNPS, 10 psi / 5 psi ON/OFF (MPN 9013FRG32J23). Key specifications — attr1027655: Diaphragm; attr434202: TELEMECANIQUE SENSORS; attr1027685: 1/4" FNPS; attr1027686: Reverse; attr1027690: None.
TELEMECANIQUE SENSORS
TELEMECANIQUE SENSORS Water Pump Switch: Reverse, 10 psi – 45 psi, 1/4" FNPS, 10 psi / 5 psi ON/OFF (MPN 9013FRG32J23). Key specifications — attr1027655: Diaphragm; attr434202: TELEMECANIQUE SENSORS; attr1027685: 1/4" FNPS; attr1027686: Reverse; attr1027690: None.
Magnetic Floating Valve: 93 Cv Flow Rate, 3-Way, 3 in Flanged, Spring Return, NC, Floating Signal (MPN M3P80FY). Key specifications — Actuator Voltage: 24V AC; Manufacturer Part Number: M3P80FY; Brand: SIEMENS; Port Connection: 3 in Flanged.
Siemens
Magnetic Floating Valve: 93 Cv Flow Rate, 3-Way, 3 in Flanged, Spring Return, NC, Floating Signal (MPN M3P80FY). Key specifications — Actuator Voltage: 24V AC; Manufacturer Part Number: M3P80FY; Brand: SIEMENS; Port Connection: 3 in Flanged.
HAYWARD Solenoid Valve: 2-Way, Normally Closed, 3/4 in Pipe Size, 120V AC, Inline Single, PVC Body (MPN SV10075STV). Key specifications — Pipe Size: 3/4 in; Voltage: 120V AC; Brand: HAYWARD; Coil Enclosure: Watertight.
HAYWARD
HAYWARD Solenoid Valve: 2-Way, Normally Closed, 3/4 in Pipe Size, 120V AC, Inline Single, PVC Body (MPN SV10075STV). Key specifications — Pipe Size: 3/4 in; Voltage: 120V AC; Brand: HAYWARD; Coil Enclosure: Watertight.

More from MADISON

View all MADISON parts →
MADISON Multi-Level Liquid Level Switch: Selectable, SPST, Stainless Steel (MPN ML5555). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.63.
MADISON
MADISON Multi-Level Liquid Level Switch: Selectable, SPST, Stainless Steel (MPN ML5555). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.63.
MADISON Closed Liquid Level Switch: Close On Rise, SPST, Brass (MPN M4400-PBT-ULL-NO). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.56.
MADISON
MADISON Closed Liquid Level Switch: Close On Rise, SPST, Brass (MPN M4400-PBT-ULL-NO). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.56.
MADISON Closed Liquid Level Switch: Open On Rise, SPST, Kynar (MPN M9000-ULL-NC). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.94.
MADISON
MADISON Closed Liquid Level Switch: Open On Rise, SPST, Kynar (MPN M9000-ULL-NC). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.94.
MADISON Closed Liquid Level Switch: Close On Rise, SPST, Brass (MPN M4500-ULL-NO). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.56.
MADISON
MADISON Closed Liquid Level Switch: Close On Rise, SPST, Brass (MPN M4500-ULL-NO). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.56.
MADISON Closed Liquid Level Switch: Close On Rise, SPST, PBT (MPN M7000-ULL-NO). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.56.
MADISON
MADISON Closed Liquid Level Switch: Close On Rise, SPST, PBT (MPN M7000-ULL-NO). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.56.
MADISON Multi-Level Liquid Level Switch: Selectable, SPST, Polypropylene (MPN ML8888). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.94.
MADISON
MADISON Multi-Level Liquid Level Switch: Selectable, SPST, Polypropylene (MPN ML8888). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.94.
MADISON Closed Liquid Level Switch: Open On Rise, SPST, Brass (MPN M3782). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.56.
MADISON
MADISON Closed Liquid Level Switch: Open On Rise, SPST, Brass (MPN M3782). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.56.
MADISON Closed Liquid Level Switch: Selectable, SPST, Stainless Steel (MPN M5600). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.63.
MADISON
MADISON Closed Liquid Level Switch: Selectable, SPST, Stainless Steel (MPN M5600). Key specifications — Brand: MADISON; Electrical Connection Type: Lead Wires; Minimum Media Specific Gravity: 0.63.