Watlow WATROD FON7 Flange Immersion Heater

Watlow WATROD FON7 Flange Immersion Heater

Starting at: $800.00

Call 800-321-8007 or fill out our online form today to order this product or to speak with a Hi-Watt application specialist.

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Description

Improve efficiency in process water, viscosity control, and freeze protection applications with Watlow’s WATROD FON7 4” flange immersion heater. Like all WATROD immersion heaters, the FON7 is ANSI-compliant and available in multiple configurations to meet application requirements.

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  • Added Resistance: You can choose from a general purpose or moisture- and/or explosion-resistant NEMA 4 enclosure.
  • Designed to Last: The FON7 is built to withstand harsh environments; it features a heavy-gauge steel construction and MgO-insulated elements. It also has a compact design to improve ease of installation.
  • Easy, Secure Installations: This 4” heater has welded-on mounting lugs and accessible terminal wiring to make installation as easy as possible.
  • Made for Your Application: The FON7 is available in multiple configurations, including 240V 1-phase, 240V 3-phase, 480V 1-phase, and 480V 3-phase, and can be designed with optional features, including baffles and support saddles.

Hi-Watt provides industry-leading communication and turnkey support. We can help you select and configure the best heater for your application, provide on-site installation assistance, and ongoing troubleshooting and diagnostics services.

Flange Size 4″
Voltage 240V or 480V, 1 or 3-phase
# of Circuits Up to 2
Watt Density 48 W/in2 (Standard)
Wattages Up to 3 MW
Pressure Rating Class 150
Maximum Temperature 1,600°F (870°C)
NPT Screw Plugs Available in 1 1/4″ or 2 1/2″
Sheath Material Alloy 800
Thermocouples Type J or K
Part Number/SKU Volts kW Ph # Circ “B” Dimension Shipping Weight Enclosure Type
FON713J10S 240V 9 1 1 13.5″ 29 lbs General Purpose
FON713J10W 240V 9 1 1 13.5″ 29 lbs NEMA 4
FON713J3S 240V 9 3 1 13.5″ 29 lbs General Purpose
FON713J3W 240V 9 3 1 13.5″ 29 lbs NEMA 4
FON713J11S 480V 9 1 1 13.5″ 29 lbs General Purpose
FON713J11W 480V 9 1 1 13.5″ 29 lbs NEMA 4
FON713J5S 480V 9 3 1 13.5″ 29 lbs General Purpose
FON713J5W 480V 9 3 1 13.5″ 29 lbs NEMA 4
FON718A10S 240V 12 1 2 18″ 32 lbs General Purpose
FON718A10W 240V 12 1 2 18″ 32 lbs NEMA 4
FON718A3S 240V 12 3 1 18″ 32 lbs General Purpose
FON718A3W 240V 12 3 1 18″ 32 lbs NEMA 4
FON718A11S 480V 12 1 1 18″ 32 lbs General Purpose
FON718A11W 480V 12 1 1 18″ 32 lbs NEMA 4
FON718A5S 480V 12 3 1 18″ 32 lbs General Purpose
FON718A5W 480V 12 3 1 18″ 32 lbs NEMA 4
FON720J10S 240V 15 1 2 20.5″ 34 lbs General Purpose
FON720J10W 240V 15 1 2 20.5″ 34 lbs NEMA 4
FON720J3S 240V 15 3 1 20.5″ 34 lbs General Purpose
FON720J3W 240V 15 3 1 20.5″ 34 lbs NEMA 4
FON720J11S 480V 15 1 1 20.5″ 34 lbs General Purpose
FON720J11W 480V 15 1 1 20.5″ 34 lbs NEMA 4
FON720J5S 480V 15 3 1 20.5″ 34 lbs General Purpose
FON720J5W 480V 15 3 1 20.5″ 34 lbs NEMA 4
FON725J10S 240V 18 1 2 25.5″ 36 lbs General Purpose
FON725J10W 240V 18 1 2 25.5″ 36 lbs NEMA 4
FON725J3S 240V 18 3 1 25.5″ 36 lbs General Purpose
FON725J3W 240V 18 3 1 25.5″ 36 lbs NEMA 4
FON725J11S 480V 18 1 1 25.5″ 36 lbs General Purpose
FON725J11W 480V 18 1 1 25.5″ 36 lbs NEMA 4
FON725J5S 480V 18 3 1 25.5″ 36 lbs General Purpose
FON725J5W 480V 18 3 1 25.5″ 36 lbs NEMA 4
FON733A10S 240V 24 1 2 33″ 39 lbs General Purpose
FON733A10W 240V 24 1 2 33″ 39 lbs NEMA 4
FON733A3S 240V 24 3 2 33″ 39 lbs General Purpose
FON733A3W 240V 24 3 2 33″ 39 lbs NEMA 4
FON733A11S 480V 24 1 1 33″ 39 lbs General Purpose
FON733A11W 480V 24 1 1 33″ 39 lbs NEMA 4
FON733A5S 480V 24 3 1 33″ 39 lbs General Purpose
FON733A5W 480V 24 3 1 33″ 39 lbs NEMA 4
FON740J3S 240V 30 3 2 40.5″ 43 lbs General Purpose
FON740J3W 240V 30 3 2 40.5″ 43 lbs NEMA 4
FON740J11S 480V 30 1 2 40.5″ 43 lbs General Purpose
FON740J11W 480V 30 1 2 40.5″ 43 lbs NEMA 4
FON740J5S 480V 30 3 1 40.5″ 43 lbs General Purpose
FON740J5W 480V 30 3 1 40.5″ 43 lbs NEMA 4
FON748A3S 240V 36 3 2 48″ 48 lbs General Purpose
FON748A3W 240V 36 3 2 48″ 48 lbs NEMA 4
FON748A11S 480V 36 1 2 48″ 48 lbs General Purpose
FON748A11W 480V 36 1 2 48″ 48 lbs NEMA 4
FON748A5S 480V 36 3 1 48″ 48 lbs General Purpose
FON748A5W 480V 36 3 1 48″ 48 lbs NEMA 4

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