Johnson Controls F261MAH-V01C Flow Switch

Flow Switch, Standard Model, Nema 4 Enclosure, 1", 2", 3" and 6" Stainless Steel Paddles, 24V-240 Vac, SPDT, 1"-11 1/2" Pipe Size

F261MAH-V01C is the direct replacement for F61LB-1, F61SB-9100 (METAL NEMA 4 VS PLASTIC IP43 RATING)

Johnson Controls F261MAH-V01C Flow Switch – 1"–6" Pipe, NEMA 4 Enclosure, SPDT, 24-240VAC

The Johnson Controls F261MAH-V01C is a rugged and reliable SPDT flow switch engineered to monitor liquid flow in HVAC, industrial, and commercial applications. Designed for performance in demanding environments, this standard model features a NEMA 4 weather-resistant enclosure, multiple stainless steel paddle sizes, and a wide controllable flow range of 4 to 760 GPM.

This versatile flow switch is ideal for water, brine, glycol mixtures, lubricating oils, and even chlorinated or treated fluids, thanks to its Viton® diaphragm compatibility.

🔧 Key Features:

• Model: F261MAH-V01C

• Flow Range: 4–760 GPM

• Pipe Size Compatibility: 1" to 6" (1"-11 1/2" NPT thread)

• Paddles Included: 1", 2", 3", and 6" stainless steel paddles

• Electrical Rating: 24V–240VAC

• Switch Type: SPDT (Single Pole Double Throw)

• Housing: NEMA 4 / Type 3R, IP43–IP67 compliant

• Conduit Connection: 1/2" NPT (7/8" hole for conduit)

• Max Pressure: 290 PSI

• Max Temperature: 250°F (121°C)

• Ambient Temp Range: -40°F to 140°F (-40°C to 60°C)

✅ Benefits:

• Durable design with weather-resistant enclosure for indoor/outdoor use

• Versatile media compatibility, including sea water, glycol, pool water, and lubricating oils

• Multiple paddle sizes for a wide pipe and flow rate range

• UL, cULus, and FCC compliant for assured quality and safety

• Color-coded terminals for easy wiring and setup

• Ideal for HVAC, boiler systems, chillers, and water treatment applications

📦 Included:

• Flow switch housing with 1"-11 1/2" NPT threaded connection

• Stainless steel paddles: 1", 2", 3", and 6"

• User manual and mounting hardware

Ensure system protection and optimal fluid control with the Johnson Controls F261MAH-V01C Flow Switch. Backed by trusted engineering and a 1-year warranty, it’s the smart choice for dependable flow detection in critical systems.