Watlow E3A50 Firerod Cartridge Heater ø1 4in x 3in Length 120VAC 300W

Description:

The Watlow E3A50 FIREROD cartridge heater is used in industrial process heating and thermal control systems requiring reliable electric heat transfer and uniform temperature performance. Commonly installed in packaging machinery, molds, dies, industrial ovens, and semiconductor processing equipment where compact high-temperature heating elements are required. Maintenance teams, OEM operators, and system integrators use this Watlow cartridge heater for heater replacement, thermal system upgrades, retrofit projects, and maintaining dependable heating performance in demanding industrial environments.

Applications:

The Watlow E3A50 FIREROD cartridge heater is designed for industrial heating applications requiring controlled thermal transfer and precise temperature management in compact equipment assemblies. It is commonly applied in plastic processing equipment, sealing bars, medical devices, packaging systems, and industrial tooling where stable heat distribution, corrosion resistance, and reliable heating performance are essential for continuous industrial operation.

Technical Specifications:

• Manufacturer Part Number (MPN): E3A50
• Brand: Watlow
• Product Type: FIREROD Cartridge Heater
• Voltage Rating: 120VAC
• Power Rating: 300W
• Heater Diameter: 1/4 inch
• Heater Length: 3 inch
• Heater Type: Cartridge heater
• Series: FIREROD
• Sheath Material: Alloy sheath construction
• Function: Industrial electric process heating
• Application Type: Thermal processing and automation systems
• System Use: Heat transfer and temperature control
• Installation Type: Insert-style cartridge mounting
• Industrial Use: Packaging, tooling, ovens, and process heating systems

Common Replacements:

• Chromalox Cartridge Heater
• Tempco Cartridge Heater
• Omega Cartridge Heater