This series explosion-proof convection heater is published with the manufacturer’s full specification — voltage Max 690VAC or 660VDC, power source Electric. Made by Dewei Electric Jiangsu Co., Ltd. (8 years on the platform, typical reply ≤10h). For a binding price and lead time, send the volume you need and where it ships to.
Key Features of This Series Explosion-Proof Convection Heater
- Power Source: Electric
- Voltage: Max 690VAC or 660VDC
- Material: Stainless Steel
- Warranty: 1 Year
- Certification: ATEX&IECEX
- Place Of Origin: Jiangsu, China
Technical Specifications
| Type | Air Heater |
|---|---|
| Power Source | Electric |
| Voltage | Max 690VAC or 660VDC |
| Material | Stainless Steel |
| Core Components | Other |
| Key Selling Points | Competitive Price |
| Warranty | 1 Year |
| Machinery Test Report | Provided |
| Video Outgoing-Inspection | Provided |
| Place Of Origin | Jiangsu, China |
| Brand Name | Dewei |
| Dimension(L*W*H) | Customized |
| Working Temperature Range | -40 – 55 ℃ |
| Group | II |
| Category | 2 GD |
| Classification | Exd, Extb |
| Gas Group | IIB or IIC |
| Temperature Class | T6 |
| Ambient Temperature | -40° C to +55° |
| Ingress Protection | IP66 |
| After-Sales Service Provided | Free spare parts |
| Certification | ATEX&IECEX |
| Selling Units | Single item |
| Single Package Size | 42X27X34 cm |
| Single Gross Weight | 2.0 kg |
Product Details


Our certificates are true and effective. Please contact us to get more information!


DWBDR…C Series Ex convection heater is designed and manufactured to provide a rugged,corrosion-resistant heat source for areas where volatile flammable liquids, gases or vapors are present.
All our heaters are designed and manufactured according to customer's requirements and operating conditions. The material for the electrical connection box is carbon steel painted or stainless steel. Heating elements material is stainless steel.
A high thermal efficiency is achieved by a specific surface load Pa which is optimized according to the operating conditions. The temperature monitoring to the protection of the heater and compliance with the temperature class are carried out by means of temperature sensors, adjusted to the heating elements, and electro-mechanical switches or electronic monitoring equipment.
Technical Parameter






| Group | II |
| Category | 2 GD |
| Classification | Exd, Extb |
| Gas Group | IIB or IIC |
| Temperature Class | T6 |
| Ambient Temperature | -40° C to +55° |
| Ingress Protection | IP66 |
| After-sales Service Provided | Free spare parts |
| Certification | ATEX&IECEX |
Dimension


Order Specifications Table
Please refer to the below table for ordering. If you need more information, please contact our sales representative for assistance.






Ordering and Pricing
- Minimum order quantity: 5 piece
- Volume pricing:
- 5+ piece: US $800 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this series explosion-proof convection heater?
The standard minimum order quantity is 5 piece. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 1 Year warranty. Spare parts and technical support remain available after the warranty period.
Which certifications does this series explosion-proof convection heater carry?
It is supplied with ATEX&IECEX documentation, which covers the requirements of most import markets. Additional test reports can be issued on request.
Can the series explosion-proof convection heater be supplied for my local voltage?
The standard configuration is Max 690VAC or 660VDC. Alternative voltage and frequency builds are available when specified at the time of order.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Dewei Electric Jiangsu Co., Ltd., based in China. The company 8 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Dewei Electric Jiangsu Co., Ltd. range on HVACR Nexus.
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