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

MADISON Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size - High-Pressure-Rated Compact Flow Switches
MADISONHigh-Pressure-Rated Compact Flow Switches

MADISON Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size

The MADISON FS8000-20005 is a high-pressure-rated compact flow switch of the piston type, featuring a fixed set point and a normally open switch position. Constructed with 316 stainless steel, it has a 3/8 in tube…

SKU 3G-OTH-89424

Also listed as: FS800020005 · FS8000 20005

Brand
MADISON
Item
Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size
Category
High-Pressure-Rated Compact Flow Switches
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MADISON
Manufacturer Part Number
FS8000-20005
Type
Tube, -20°F to 150°F
Tube
3/8 in
Set Point Type
Fixed
Connection Size
3/8 in
Stainless Steel
316
Switch Position
Normally Open
Contact Rating (DC)
0.28 A @ 24V DC

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 FS8000-20005 is a high-pressure-rated compact flow switch of the piston type, featuring a fixed set point and a normally open switch position. Constructed with 316 stainless steel, it has a 3/8 in tube connection and a contact rating of 0.28 A @ 24V DC, with an operating temperature range of -20°F to 150°F.

Frequently Asked Questions

What is the MADISON FS8000-20005 flow switch used for?

The MADISON FS8000-20005 is a high-pressure-rated compact piston flow switch used to detect liquid flow in industrial piping systems. It is commonly applied in process control, HVAC, and water treatment applications where a fixed set point and normally open switch position are required.

What are the specifications of the MADISON FS8000-20005 flow switch?

The MADISON FS8000-20005 is a 316 stainless steel piston flow switch with a 3/8 in tube connection. It has a fixed set point, normally open switch position, and a contact rating of 0.28 A @ 24V DC. Its operating temperature range is -20°F to 150°F.

Where to buy the MADISON FS8000-20005 flow switch worldwide?

You can source the MADISON FS8000-20005 flow switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the MADISON FS8000-20005 flow switch?

Install the MADISON FS8000-20005 flow switch in a horizontal pipe section with the arrow on the body aligned with flow direction. Ensure the 3/8 in tube connections are properly sealed. Wire the normally open contacts to your control circuit rated for 0.28 A @ 24V DC. Test for leaks before operation.

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 high-pressure-rated compact flow 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size, Tube, -20°F to 150°F (MPN FS8000-20001)
MADISON
Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size, Tube, -20°F to 150°F (MPN FS8000-20001)
Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size, Tube, -20°F to 150°F (MPN FS8000-20004)
MADISON
Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size, Tube, -20°F to 150°F (MPN FS8000-20004)
Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size, Tube, -20°F to 150°F (MPN FS8000-20003)
MADISON
Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size, Tube, -20°F to 150°F (MPN FS8000-20003)
Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size, Tube, -20°F to 150°F (MPN FS8000-20007)
MADISON
Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size, Tube, -20°F to 150°F (MPN FS8000-20007)
Flow Switch: Piston, 316 Stainless Steel, 3/8 in NPT, 3/8 in Connection Size, NPT, -20°F to 150°F (MPN FS8000-10003)
MADISON
Flow Switch: Piston, 316 Stainless Steel, 3/8 in NPT, 3/8 in Connection Size, NPT, -20°F to 150°F (MPN FS8000-10003)
Flow Switch: Piston, 316 Stainless Steel, 3/8 in NPT, 3/8 in Connection Size, NPT, -20°F to 150°F (MPN FS8000-10002)
MADISON
Flow Switch: Piston, 316 Stainless Steel, 3/8 in NPT, 3/8 in Connection Size, NPT, -20°F to 150°F (MPN FS8000-10002)

More from MADISON

View all MADISON parts
Flow Switch: Piston, 316 Stainless Steel, 3/8 in NPT, 3/8 in Connection Size, NPT, 1.5 gpm – 1.5 gpm (MPN FS8000-10007)
MADISON
Flow Switch: Piston, 316 Stainless Steel, 3/8 in NPT, 3/8 in Connection Size, NPT, 1.5 gpm – 1.5 gpm (MPN FS8000-10007)
Flow Switch: Piston, 316 Stainless Steel, 3/8 in NPT, 3/8 in Connection Size, NPT, -20°F to 150°F (MPN FS8000-10005)
MADISON
Flow Switch: Piston, 316 Stainless Steel, 3/8 in NPT, 3/8 in Connection Size, NPT, -20°F to 150°F (MPN FS8000-10005)
Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size, Tube, -20°F to 150°F (MPN FS8000-20002)
MADISON
Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size, Tube, -20°F to 150°F (MPN FS8000-20002)
Flow Switch: Piston, Brass, 3/8 in NPT, 3/8 in Connection Size, NPT, 3/8 in For Pipe Size, SPST (MPN FS8000-15008)
MADISON
Flow Switch: Piston, Brass, 3/8 in NPT, 3/8 in Connection Size, NPT, 3/8 in For Pipe Size, SPST (MPN FS8000-15008)
Flow Switch: Piston, 316 Stainless Steel, 3/8 in NPT, 3/8 in Connection Size, NPT, 2.5 gpm – 2.5 gpm (MPN FS8000-10009)
MADISON
Flow Switch: Piston, 316 Stainless Steel, 3/8 in NPT, 3/8 in Connection Size, NPT, 2.5 gpm – 2.5 gpm (MPN FS8000-10009)
Flow Switch: Piston, 316 Stainless Steel, 3/8 in NPT, 3/8 in Connection Size, NPT, 0.1 gpm – 0.1 gpm (MPN FS8000-10001)
MADISON
Flow Switch: Piston, 316 Stainless Steel, 3/8 in NPT, 3/8 in Connection Size, NPT, 0.1 gpm – 0.1 gpm (MPN FS8000-10001)
Flow Switch: Piston, Brass, 3/8 in NPT, 3/8 in Connection Size, NPT, 3/8 in For Pipe Size, SPST (MPN FS8000-15001)
MADISON
Flow Switch: Piston, Brass, 3/8 in NPT, 3/8 in Connection Size, NPT, 3/8 in For Pipe Size, SPST (MPN FS8000-15001)
Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size, Tube, -20°F to 150°F (MPN FS8000-20009)
MADISON
Flow Switch: Piston, 316 Stainless Steel, 3/8 in Tube, 3/8 in Connection Size, Tube, -20°F to 150°F (MPN FS8000-20009)