Flow Switches

General TMT Flow Switch. Tri-magnet technology in-line flow switch

Features
• Micro-switch technology eliminates reed switch
• Activates with 1.25 GPM flow
• Stainless Steel shuttle
• Minimal pressure drop up to 12 GPM flow
• Can be mounted in any position

Specifications
• Maximum Operating Pressure: 5,000 PSI
• Minimum Flow Required for Activation: 1.25 GPM
• Maximum Operating Flow: 12.0 GPM
• Operating Temperature Range: 40 - 180 ºF
• Electrical Lead Length: 48” - 18AWG
• Max Switching Voltage: 250 VAC
• Max Switching Current: 5 AMPS
• Inlet: 3/8” x 18 NPT-F
• Outlet: 3/8” x 18 NPT-F
• Replaces GP # 100934
• Materials: Brass, Stainless Steel, Plastic, Nickel-plated Neodymium
• Weight: 1.0 Lb

Suttner ST-5 Vertical Mount Flow Switch. Vertical mounting position and free floating brass magnet configuration

Features:
• Vertical mounting ONLY
• Reed switch encased in protective vacuum sealed glass tube eliminating exposure to corrosive cleaning chemicals
• Mounts further downstream in pumping system than traditional vacuum switches, thereby minimizing potential leak points that can cause vacuum switches to close
• Easy reed switch replacement
• Most proven and reliable flow switches in the industry

Specifications:
• Max. Pressure: 4,380 PS
• Min. Pressure: 75 PSI
• Max. Flow Rate: 8 GPM
• Min. Flow Rate: 1 GPM
• Contact: 1 A - 250 V
• Max: Fluid Temperature: 176° F
• Cable Length: 47.0”
• Inlet & Outlet: 3/8” FNPT
• Housing: Brass
• Color: Black
• Replaces 200005500
• Weight: 0.98 lbs

Suttner ST-6 Any Position Flow Switch. Mounts in any position and spring assisted brass magnet configuration

Features:
• Can be mounted horizontal or vertical
• Reed switch encased in protective vacuum sealed glass tube eliminating exposure to corrosive cleaning chemicals
• Mounts further downstream in pumping system than traditional vacuum switches, thereby minimizing potential leak points that can cause vacuum switches to close
• Easy reed switch replacement
• Most proven and reliable flow switches in the industry

Specifications:
• Max. Pressure: 5,070 PSI
• Min. Pressure: 75 PSI
• Max. Flow Rate: 8.0 GPM
• Min. Flow Rate: 1 GPM
• Contact: 1 A - 250 V
• Max: Fluid Temperature: 176° F
• Cable Length: 47.0”
• Inlet & Outlet: 3/8” MPT
• Housing: Brass
• Replaces 200006540
• Weight: 0.80 lbs

PA FL3 / General Pump YFLOSWITCH 4,050 PSI Mount In Any Position Flow Switch

Features
• Can be installed horizontally or vertically
• Reed switch with high resistance
• Reduced dimensions both axial and lateral
• Magnetic drive obtained by the plunging piston movement
• Electrical insulation: class IP55
• Magnet covered by plastic casing to minimize the braking effect of metal particles and scale

FL3 Data Sheet

Specifications
• Rated Pressure: 3,650 PSI
• Permissible Pressure: 4,050 PSI
• Rated Flow Rate: 8 GPM
• Activation Flow Rate: Horizontal: 0.8 GPM
• Activation Flow Rate: Vertical: 0.8 GPM
• Max Working Temp: 165° F
• Max. Voltage: 230 V
• Max. Curr. Strength: 3 A
• Cable Length: 49.2" (1250 mm)
• Electric Cable: 2x0,5 mmq. - 0
• Electrical insulation: 55 IP - 0
• Inlet: 3/8 Bsp F
• Outlet: 3/8 Bsp F
• Weight: 10.58 oz.

Suttner ST-5 Any Position Flow Switch. Mounts in any position with a free floating magnet configuration

Features:
• Can be mounted horizontal or vertical
• Mounts further downstream in pumping system than traditional vacuum switches, thereby minimizing potential leak points that can cause vacuum switches to close
• Easy brass reed switch replacement

Specifications:
• Max. Pressure: 5,070 PS
• Min. Pressure: 75 PSI
• Max. Flow Rate: 7.8 GPM
• Min. Flow Rate: 1 GPM
• Contact: 1 A - 250 V
• Max: Fluid Temperature: 180° F
• Cable Length: 47.0”
• Inlet & Outlet: 3/8” FNPT
• Housing: Brass
• Color: Grey
• Replaces 200005600
• Weight: 0.98 lbs

Features:
• Can be mounted horizontal or vertical
• Micro-switch replaces reed switch for better reliability and water protection
• Easy to install
• Resistant against shock and vibration
• IP 65 rated-water and dust proof
• Can be wired normally open or normally closed

Specifications:
• Switch Point: 1.2 GPM
• Max. Pressure: 5,000 PS
• Max. Flow Rate: 12 GPM
• Max Voltage: 250 V
• Max Current: 10.1 Amps
• Max: Fluid Temperature: 176° F
• Cable Length: 47.0”
• Inlet & Outlet: 3/8” FNPT
• Weight: 0.80 lbs

Features:
• Can be mounted horizontal or vertical
• Micro-switch replaces reed switch for better reliability and water protection
• Easy to install
• Resistant against shock and vibration
• IP 65 rated-water and dust proof
• Can be wired normally open or normally closed

Specifications:
• Switch Point: 0.3 GPM
• Max. Pressure: 5,000 PS
• Max. Flow Rate: 12 GPM
• Max Voltage: 250 V
• Max Current: 10.1 Amps
• Max: Fluid Temperature: 176° F
• Cable Length: 47.0”
• Inlet & Outlet: 3/8” FNPT
• Weight: 0.80 lbs

PA FL7 / General Pump YFL7SWITCH 5,650 PSI Mount In Any Position Flow Switch

Features
• Can be installed horizontally or vertically
• Magnetic drive obtained by the plunging piston movement
• Electrical insulation: class IP55
• Magnetic probe casing made of antiflame material

FL7 Data Sheet

Specifications
• Rated Pressure: 5,100 PSI
• Permissible Pressure: 5,650 PSI
• Max Flow Rate: 8 GPM
• Activation Flow Rate: Horizontal: 1.6 GPM
• Activation Flow Rate: Vertical: 2.4 GPM
• Max Working Temp: 165° F
• Max. Voltage: 230 V
• Max. Curr. Strength: 3 A
• Cable Length: 49.2" (1250 mm)
• Electric Cable: 2x0,5 mmq. - 0
• Electrical insulation: 55 IP - 0
• Inlet: 3/8 Bsp F
• Outlet: 3/8 Bsp F
• Weight: 15.38 oz.

General TMT Flow Switch. Stainless Steel Tri-Magnet technology in-line flow switch

Features
• Micro-switch technology eliminates reed switch
• Activates with 1.5 GPM flow
• Stainless Steel shuttle
• Minimal pressure drop up to 12 GPM flow
• Can be mounted in any position

Specifications
• Maximum Operating Pressure: 5,000 PSI
• Minimum Flow Required for Activation: 1.5 GPM @ 50 PS
• Maximum Operating Flow: 12.0 GPM
• Operating Temperature Range: 40 - 180 ºF
• Electrical Lead Length: 48” - 18AWG
• Max Switching Voltage: 250 VAC
• Max Switching Current: 5 AMPS
• Inlet: 3/8” x 18 NPT-F
• Outlet: 3/8” x 18 NPT-F
• Materials: Stainless Steel, Plastic, Nickel-plated Neodymium
• Weight: 1.0 Lb

Suttner ST-5 High Flow Switch 16 GPM 1/2" FPT  3,046 PSI. Mounts in any position with a free floating magnet configuration

Features:
• Can be mounted horizontal or vertical
• Mounts further downstream in pumping system than traditional vacuum switches, thereby minimizing potential leak points that can cause vacuum switches to close
• Easy brass reed switch replacement

Specifications:
• Max. Pressure: 3,046 PS
• Min. Pressure: 75 PSI
• Max. Flow Rate: 16 GPM
• Min. Flow Rate: 4 GPM
• Contact: 1 A - 250 V
• Max: Fluid Temperature: 176° F
• Cable Length: 47.0”
• Inlet & Outlet: 1/2” FPT
• Housing: Brass
• Color: Black
• Weight: 0.98 lbs

PA FL 12 / General Pump YFL12 4,500 PSI 26.4 GPM Flow Switch with 3/4" NPT-F inlet

Features
• Electro-mechanical device in which the fluid passage moves a magnetized piston that opens an electric circuit. DN 20
• Magnetic drive obtained by the plunging piston movement
• Electrical insulation: class IP55
• Magnetic probe casing made of antiflame material

Specifications
• Rated Pressure: 4,000 PSI
• Permissible Pressure: 4,500 PSI
• Max Flow Rate: 26.4 GPM
• Activation Flow Rate: Horizontal: 2.0 GPM
• Activation Flow Rate: Vertical: 3.3 GPM
• Max Working Temp: 165° F
• Max. Voltage: 230 V
• Max. Curr. Strength: 3 A
• Cable Length: 49.2" (1250 mm)
• Electrical insulation: 55 IP - 0
• Materials: Brass, Stainless Steel, Buna-N, Plastic
• Inlet: 3/4" NPT-F
• Outlet: 3/4" NPT-F
• Weight: 34.4 oz.

Suttner ST-505 Stainless Steel Vertical Mount Flow Switch Rated to 8,700 PSI. Vertical mounting position and free floating brass magnet configuration

Features:
• Vertical mounting ONLY
• Mounts further downstream in pumping system than traditional vacuum switches, thereby minimizing potential leak points that can cause vacuum switches to close
• Easy reed switch replacement

Specifications:
• Max. Pressure: 8,700 PS
• Min. Pressure: 75 PSI
• Max. Flow Rate: 8 GPM
• Min. Flow Rate: 1 GPM
• Max Voltage: 250 V
• Max Current: 3 Amps
• Max: Fluid Temperature: 176° F
• Cable Length: 47.0”
• Inlet & Outlet: 3/8” FNPT
• Housing: Stainless Steel
• Color: Blue
• 3/8” Bonded seal #78888389 is recommended to seal inlet and outlet threads
• Weight: 0.90 lbs

General TMT Flow Switch With Pilot Feature

Features
• Micro-switch technology eliminates reed switch
• Activates with as little as .5 gpm flow
• Minimal pressure drop up to 12 gpm flow
• Mount in vertical position

Specifications
• Maximum Operating Pressure: 4,000 PSI
• Minimum Flow Required for Activation: 0.5 GPM @ 50 PSI
• Maximum Operating Flow: 12.0 GPM
• Operating Temperature Range: 40 - 180 ºF
• Electrical Lead Length: 48” - 18AWG
• Max Switching Voltage: 250 VAC
• Max Switching Current: 5 AMPS
• Inlet: 3/8” x 18 NPT-F
• Outlet: 3/8” x 18 NPT-F
• Pilot: 1/4” Hose Barb
• Material: Buna-N, Brass, Plastic, Nickel Plated Neodymium
• Weight: 1.3 Lb

General Flow Switch With Pilot Feature. The General Pump flow switch is designed to operate in response to a low volume, low pressure flow and still allow for a high pump output flow.

Features
• The system will provide reliable switching with as little as .75 GPM flow and 18 PSI from the city water supply
• will also allow pump output flow up to 18.7 GPM @ 4,000 PSI with negligible pressure drop through the valve
• General Pump flow switches provide durable, reliable on/off switching for systems that require start/stop capability
• Mount in vertical position

Specifications
• Maximum Pressure: 4,000 PSI
• Maximum Flow: 18.7 GPM
• Minimum Volume: 0.75 GPM
• Minimum Pressure: 18 PSI
• Switch Contact Ratings @ 24 Volts DC: 75 Watts, 3A
• Switch Contact Ratings @ 120 Volts AC: 100 Watts, 8A
• Maximum Temperature: 190° F
• Inlet: 3/8” NPT-M
• Outlet: 3/8” NPT-F
• Material: Brass, Stainless Steel, Buna-N
• Dimensions: 4.25” x 4.5” x 1.25” with 8 foot lead wire
• Weight: 2.5 Lb

General Flow Switch Up To 25.0 GPM

Features
• Micro-switch technology eliminates reed switch
• Activation below 4.0 GPM
• Minimal pressure drop up to 25 gpm flow
• Mount in vertical position

Specifications
• Maximum Operating Pressure: 3,000 PSI@25 GPM, 4,000 PSI@10 GPM
• Minimum Flow Required for Activation: 4.0 GPM @ 50 PSI
• Maximum Operating Flow: 25.0 GPM
• Operating Temperature Range: 40 - 180 ºF
• Electrical Lead Length: 48” - 18AWG
• Max Switching Voltage: 250 VAC
• Max Switching Current: 5 AMPS
• Inlet: 1/2” NPT-F
• Outlet: 1/2” NPT-F
• Dimensions: 6.3” x 2.0” x 1.3
• Materials: Buna-N, Brass, Plastic, Nickel-plated Neodymium
• Weight: 1.85 Lb