Backer Marathon swaged stainless steel HotRod cartridge heaters are leading American made high watt density cartridge heaters built for performance and durability. Backer Marathon has refined the swaging process and implements newly designed unique cores. They have specially selected magnesium oxide fill, nickel chromium resistance wire, and stainless steel tubing for the heaters. These HotRod cartridge heaters are manufactured in a carefully controlled production process. They deliver a consistent high performing product for difficult applications.
ASH Equipment is an authorized distributor of HotRod cartridge heaters and sell a wide variety of diameters and configurations. Choose from 14,000+ heaters for your special application or have our sales engineers assist in finding the right solution for you. Backer Marathon HotRod stainless steel cartridge heaters offer quality construction, superior heat transfer, and long life heating solutions up to 1600°F.
We provide engineering and product support for your application.
Cartridge Heater Options
There are literally hundreds of options that can be added to your HotRod Stain Steel Sheath cartridge heater.
Here are a few most popular modifications:
Terminations – swaged in leads, crimped on leads, post terminals.
Configurations – right angle leads, copper elbow, copper coupler, bent heater.
Lead Protection – braid, stainless steel conduit, convoluted hose, sleeving.
Fittings – flanges, brass NPT, stainless NPT, tab stops, locating rings.
End Seals – ceramic, Teflon seal, lava seal, RTV, cement, epoxy potting, epoxylite potting.
Sheath Materials – 304 Stainless Steel (standard, up to 1400°F), Incoloy (up to 1600°F), 316 Stainless Steel (for corrosive environments).
Lead Wire – 550ºC Duraflex wire is standard, other lead materials are available.
Other Options – distributed wattage, internal thermocouple, dual voltage, multi-zone, three phase, double ended construction.