Circulation Pumps Wilo

Fixed flanges Cast iron housing / Built-in motor protection for longer life and better performance Suitable for a wide range of applications, including radiant heating, hydronic heating, fan coil heating, solar and other system types Whisper-quiet operation for sound sensitive installations Includes (2) Gaskets (O-rings) and one removable check-valve UL/CSA listed

Cast iron housing, fixed flanges, three speed motor (Low/Med/High) and a built-in, removable check valve - Max head: 33 feet Suitable for a wide range of applications, including radiant heating, hydronic heating, fan coil heating, solar and other system types, Whisper-quiet operation for sound sensitive installations Includes (2) Gaskets (O-rings) and one removable check-valve UL/CSA listed

Cast iron housing, 90 degrees rotated flanges, three speed motor (Low/Med/High) - Max head: 16 feet Built-in motor protection for longer life and better performance. - 24/30 months warranty on material/workmanship Suitable for a wide range of applications, including water and glycol radiant floor heating, hydronic heating, fan coil heating, solar water heating, etc... Whisper-quiet operation for sound sensitive installations Includes (2) Gaskets (O-rings) / UL/CSA listed - Made in France

115 Volt, Single Phase 3/4" - 1-1/2" Two Bolt Flange - Standard Orientation Cast Iron Max Flow: 38GPM Max Head: 33ft.

Rotating flange and installation check valve included Stainless Steel Shaft Three-speed cast iron 4171560

Standard flange orientation Temperature range 14 Degree Fahrenheit to 230 Degree Fahrenheit 16-Feet maximum head with 16 GPM max flow rate For residential closed loop water heating systems. Not approved for domestic hot water. Quick-connect electrical

Uses 3/4-Inch - 1-1/2-Inch standard flange. Standard orientation Temperature range 14 Degree Fahrenheit to 230 Degree Fahrenheit 21-feet maximum head with 21 GPM max flow rate Can be installed in any position where the shaft is horizontal Stainless steel shaft

Uses 3/8-Inch - 1-1/2-Inch standard flange. Standard orientation Temperature range 14 Degree Fahrenheit to 150 Degree Fahrenheit 32-Feet maximum head with 32 GPM max flow rate Can be installed in any position where the shaft is horizontal Stainless steel shaft

Uses 3/8-Inch - 1-1/2-Inch standard flange Standard orientation Temperature range 14 Degree Fahrenheit to 150 Degree Fahrenheit 32-Feet maximum head with 32 GPM max flow rate Can be installed in any position where the shaft is horizontal Stainless steel shaft

Cast item construction Terminal box in 3-6-9-12 o'clock position Three pre-selectable speeds Connection sizes: 1-1/2", 3/4", 1-1/4" 19 GPM max flow at 21' max head

WZV1.0, Bronze 2-Way Zone Valves Controls the flow in your hydronic system

WZV.75, Bronze 2-Way Zone Valves Controls the flow in your hydronic system

1-1/2-Inch HV FNPT flange kit Two (2) flanges Four (4) nuts Four (4) bolts Two (2) gaskets

Uses 2 Bolt 1.25-Inch HV flanges (not included). 3 - 35-Feet shutoff head Temperature range 14 Degree Fahrenheit to 230 Degree Fahrenheit Up to 80 percent power saving compared with constant speed circulating pumps Pump communication with IF (interface) module that can be easily retrofitted: ideal external operation Fits most standard hydronics applications. Not approved for domestic hot water

Uses 2 Bolt 1.25-Inch HV flanges (not included). 3 - 30-Feet shutoff head Temperature range 14 Degree Fahrenheit to 230 Degree Fahrenheit Up to 80 percent power saving compared with constant speed circulating pumps Pump communication with IF (interface) module that can be easily retrofitted: ideal external operation Fits most standard hydronics applications. Not approved for domestic hot water

Uses 2 Bolt 1.25-Inch HV flanges (not included). 3 - 20-Feet shutoff head Temperature range 14 Degree Fahrenheit to 230 Degree Fahrenheit Up to 80 percent power saving compared with constant speed circulating pumps Pump communication with IF (interface) module that can be easily retrofitted: ideal external operation Fits most standard hydronics applications. Not approved for domestic hot water

Uses 4 Bolt 2-Inch HV flanges (not included). 40-feet. shutoff head Permitted temperature range -20 Degree Celsius to +130 Degree Celsius, in short-term operation (2 h) to +140 Degree Celsius Pre-selectable speed stages for manual capacity adjustment - two speed Pump communication based on simple plug technology that can be reliably retrofitted Cataphoretic coated pump housing

Uses 4 Bolt 2-Inch HV flanges (not included). 25-Feet shutoff head Permitted temperature range -20 Degree Celsius to + 130 Degree Celsius, in short-term operation (2 h) to + 140 Degree Celsius Pre-selectable speed stages for manual capacity adjustment - two speed Pump communication based on simple plug technology that can be reliably retrofitted Cataphoretic coated pump housing

Uses two Bolt 1-1/2-Inch HV flanges (not included). 70-Feet shutoff head Permitted temperature range -20 Degree Celsius to + 130 Degree Celsius, in short-term operation (2 h) to + 140 Degree Celsius Pre-selectable speed stages for manual capacity adjustment - two speed Pump communication based on simple plug technology that can be reliably retrofitted Cataphoretic coated pump housing

Uses two Bolt 1-1/2-Inch HV flanges (not included). 60-Feet shutoff head Permitted temperature range -20 Degree Celsius to + 130 Degree Celsius, in short-term operation (2 h) to + 140 Degree Celsius Pre-selectable speed stages for manual capacity adjustment - two speed Pump communication based on simple plug technology that can be reliably retrofitted Cataphoretic coated pump housing

Uses two Bolt 1-1/2-Inch HV flanges (not included). 50-Feet shutoff head Permitted temperature range -20 Degree Celsius to + 130 Degree Celsius, in short-term operation (2 h) to + 140 Degree Celsius Pre-selectable speed stages for manual capacity adjustment - two speed Pump communication based on simple plug technology that can be reliably retrofitted Cataphoretic coated pump housing

Uses two Bolt 1-1/2-Inch HV flanges (not included). 40 ft shutoff head Permitted temperature range -20 Degree Celsius to + 130 Degree Celsius, in short-term operation (2 h) to + 140 Degree Celsius Pre-selectable speed stages for manual capacity adjustment - two speed Pump communication based on simple plug technology that can be reliably retrofitted Cataphoretic coated pump housing

Uses two Bolt 1-1/2-Inch HV flanges (not included). 30-Feet shutoff head Permitted temperature range -20 Degree Celsius to + 130 Degree Celsius, in short-term operation (2 h) to + 140 Degree Celsius Pre-selectable speed stages for manual capacity adjustment - two speed Pump communication based on simple plug technology that can be reliably retrofitted Cataphoretic coated pump housing