Factory Direct
Custom Electric HVAC Air Duct Heater Systems & AHU Batteries
Engineered for commercial buildings, cleanrooms, pharmaceutical AHUs, and industrial ventilation systems, our custom electric duct heaters provide primary space heating and reheat temperature control with complete SCR thyristor automation.
Key Engineering Features
- Engineered with genuine Nichrome 80/20 resistance wire and electro-grade MgO insulation.
- Custom sheath alloys available: SS304, SS316L, Incoloy 800/840, Grade 1 Titanium, and Copper.
- Voltage compatibility: 220V/240V 1-Phase, 415V 3-Phase, and 480V export standard.
- 100% in-house quality inspection: Dielectric flash testing up to 2500V AC and Megger IR testing.
Technical Specifications & Build Parameters
Standard manufacturing ranges and customization capabilities
| Capacity | 1 kW to 500 kW |
| Duct Sizes | Custom built to client duct dimensions |
| Voltages | 220V 1-Ph / 415V 3-Ph (50 Hz) |
| Safety | Primary auto cutout (90°C), manual cutout (125°C), airflow switch |
| Electrical Supply | 110V, 220V, 240V (Single Phase) | 380V, 415V, 480V (3-Phase, 50/60 Hz) |
| Quality Testing Standards | 2500V Dielectric Flash Test • > 100MΩ Insulation Resistance Test |
| Dispatch Hubs | Chennai Manufacturing Plant • Coimbatore Regional Sales Office • Pan-India Freight |
Industrial Machinery Applications & OEM Integration
Global Industrial Heaters engineers custom Electric HVAC Duct Heaters tailored for heavy-duty process machinery, factories, and OEM equipment:
Commercial Air Handling Units (AHU)
Flanged slip-and-drive duct heater batteries for hospitals, pharmaceutical cleanrooms, IT server parks, and shopping malls operating on 415V 3-phase.
Industrial Paint Spray Curing Booths
Dust-protected / flameproof terminal box designs deliver rapid high-volume hot air for automotive paint baking and powder coating drying lines.
Textile Dehumidification & Grain Dryers
Continuous-duty finned element air heating banks provide steady non-combustion thermal draft for textile spinning mills and agro-drying towers.
Frequently Asked Questions About Custom HVAC Duct Heater System
What safety interlocks are integrated into duct heater banks?
Every duct heater includes an automatic reset thermal cutout, a secondary manual reset cutout, and differential pressure airflow interlocks.
Can these duct heaters connect to Building Automation Systems (BMS)?
Yes, our control panels accept 0–10VDC or 4–20mA analog inputs for seamless integration with commercial BMS systems.
Need Help Sizing Your Heating System?
Direct Factory Supply to UAE, Saudi Arabia, Qatar, Oman & Worldwide
Engineered for harsh ambient conditions up to 55°C. Supplied with IP65/IP66 weatherproof terminal boxes, 380V/400V/415V/480V 50/60Hz configurations, and express 2-4 day DHL/FedEx air freight to Dubai, Riyadh, Dammam, Doha, Muscat, Kuwait & Bahrain.