Watlow designed and manufactured the first swaged cartridge heater and revolutionized the heating element industry.
With premium materials and tight manufacturing controls, Watlow's cartridge/insertion heaters provide superior heat transfer, uniform temperatures, resistance to oxidation and corrosion and long life even at high temperatures. Customers benefit from Watlow's custom designs, on-time delivery, quality and technical assistance.
| Product | Material | Maximum Operating Temperatures | Maximum Watt Densities | |||
|---|---|---|---|---|---|---|
| °F | °C | W/in2 | W/cm2 | |||
 |
FIREROD® Cartridge | Incoloy® | 1400 | 760 | 400 | 62 |
| Stainless steel | 1000 | 538 | 400 | 62 | ||
 |
High Temperature FIREROD® | Incoloy® | 1800 | 982 | 100 | 15.5 |
 |
Metric FIREROD | Incoloy® | 1400 | 760 | 330 | 50 |
 |
MULTICELL™ | Alloy | 2050 | 1120 | 30 | 4.6 |
| Title | Type |
|---|---|
| 1/8-Inch Firerod Cartridge Heater | Specification Sheets (.pdf) |
| FIREROD® Bolt | Specification Sheets (.pdf) |
| FIREROD® Cartridge | Specification Sheets (.pdf) |
| FIREROD® Cartridge Heaters | Brochures (.pdf) |
| Packaging Seal Bar Heaters | Specification Sheets (.pdf) |
| Multicell Insertion Heaters | Specification Sheets (.pdf) |
| Multicell Heaters | Brochures (.pdf) |
| Metric FIREROD® Cartridge | Specification Sheets (.pdf) |
| HT FIREROD® | Specification Sheets (.pdf) |
| FIREROD® Immersion | Specification Sheets (.pdf) |
| Fuel Cell Thermal Technology | Specification Sheets (.pdf) |