Plate Flange Immersion Heaters

Watlow plate flanged heaters are easy to install and maintain. These flanged heater products are designed for heating heat transfer fluids, medium and lightweight oils and water in tanks and pressure vessels. Plate flanged heaters are ideal for applications requiring low to medium wattage requirements.

Watlow plate flanged heaters are made with WATROD tubular elements that are brazed or welded to the flange. Stock plate flanged heaters are supplied with general purpose or moisture-resistant terminal enclosures.

Features & Benefits

Rapid ship program minimizes downtime

Direct replacement for many OEM mold temperature control units provides a single-source supplier for many OEM applications

ANSI compatible 2 and 2½ inch flanges for appropriate heater size-to-application fit

Standard, general purpose, or moisture resistant terminal enclosures to easily control access to wiring


Maximum Operating Temperatures
Maximum Watt Densities
Alloy 800 1600 870 100 15.5
304 Stainless Steel 1200 650 100 15.5
Steel 750 400 30 4.7
N/A 350 175 45 6.9
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