Pipe Thread ( Screw-Plug ) Immersion Heaters are perfect for both New and Retrofit applications. Heaters Screw into a Standard NPT thread. Thread Sizes from 1/2" to 2 1/2" are standard. Units can include Pilot duty or Load carring thermostats.
Standard units in come in copper, steel, stainless, and Incoloy; custom units in 10 different sheath materials, liquidproof or explosion-resistant terminal boxes, hermetic terminal end seals, high temperature construction and built-in controls.

We manufacture a complete range of temperature control panels designed for Electric & Steam,Heat pre-wired and on our shelf.
Our Model# STD-48A335A is Designed specifically for Electric Heater Service and Includes:

• Digital Temperature Controls
• High Temp Alarms (Indicator Only)
• Fused Output
• High Cycle Mercury Contactors
• On the Shelf For Quick Delivery
• Mounted and Tagged to a clearly labeled terminal strip for easy installation.