CAST-X 2500 Circulation Heater
The CAST-X 2500 is our most compact dual-tube model, a powerful and versatile mid-sized heater

APPLICATIONS:
- Natural Gas Regeneration & Fuel Conditioning
- Paint, Solvent & Petrochem Heating
- For Use in Temperature Control Units (TCUs)
- Beverage Processing & Pasteurization
- Industrial Gas Heating & Air Separation
- Urethane / Foam System Heating
FEATURES & BENEFITS:
- Fluid Path has No Contact with Heating Elements
- Heated Media is Isolated in Seamless 316 Stainless Steel Tubes
- Allows for Safe Heating of Explosive Gases & Flammable Liquids
- Excellent Performance in High-Pressure Applications
- Suitable for Use with Sterile and Zero Contaminant Processes
- Compatible with Standard Controls (PID, PLC, Multi-Loop, etc.)
- Small Size Enables Easy Integration into Larger Machines
- Self-Draining Flow-Tubes, and Long-Life Heating Elements
SPECIFICATIONS:
Power:
- 2.5 kW Total to 15 kW Total
- Voltage Range: 208 - 575V
- Max Line Current: 30 A per circuit
Tubing:
- .625” OD (5/8") (15.9 mm)
- .065” Wall (1.7 mm)
- Overall Process Tube Length: 130” (3302 mm) each
- 316L Stainless Steel (standard)
- Inconel (optional upgrade)
- Passivated or Electro-Polished (optional upgrades)
Max Pressure: 4000 psi (275 bar)
Enclosures:
- NEMA 1 (general-purpose/dust-proof)
- NEMA 4 (moisture-resistant)
- NEMA 7 (explosion-proof)
- ATEX (explosion-proof)
Max Working Temperatures:
- NEMA 1 (dust-proof/general-purpose): 662°F (350°C)
- NEMA 4 (moisture-resistant): 572°F (300°C)
- NEMA 7 (explosion-proof): 482°F (250°C)
- ATEX (explosion-proof): 482°F (250°C)
- Published temperatures are for housing at 12 o’clock position;
Higher temps may be possible at 6 o’clock position. See factory for details.
Sensors & Controls:
- K or J Type Thermocouples
- Resistance Temperature Detectors (RTDs)
- Snap-Action High-Limit Switches
- Enclosure-Mounted Thermostats
Available Accessories:
- Insulating Jackets
- Compression Fittings
Download the
CAST-X 2500
Technical Brochure
Temperature and Pressure Charts

Dimensional Drawings

Wiring Diagrams

Detailed Images
CAST-X 2500 Circulation Heater Part Numbering System

Building a CAST-X 2500 Part Number:
Use the tables below to build each section of your CAST-X 2500. After assigning letters/numbers for each applicable section, you will have a complete part number, ready to quote.
For assistance, contact CAS directly.