This anti frost heater is published with the manufacturer’s full specification — voltage 110-240V, refrigerant R134a. Made by Qingdao Bingquan Refrigeration Equipment Engineering Co., Ltd. (3 years on the platform, typical reply ≤1h). Quantity and destination market determine the final price — tell us both for a firm quote.
Key Features of This Anti Frost Heater
- Voltage: 110-240V
- Surface Panel Material: 304 Grade Stainless Steel / Anti-corrosion Color Steel
- Hardware & Hinge Material: Heavy-duty Zinc Alloy with Stainless Steel Core Pins
- Track & Roller Material: Anodized Aluminum Alloy & Quenched Bearing Steel
- Refrigerant: R134a
- Warranty: 1 Year
Technical Specifications
| Compressor Brand | other |
|---|---|
| Refrigerant | R134a |
| Voltage | 110-240V |
| Warranty | 1 Year |
| Feature | Container |
| No. Of Doors | 1 |
| Place Of Origin | Shandong, China |
| Weight (Kg) | 20 |
| Insulation Core & Density | CFC-free High-density Polyurethane (PU), 42kg/m³ |
| Surface Panel Material | 304 Grade Stainless Steel / Anti-corrosion Color Steel |
| Sealing System Type | Dual-layer High-elasticity EPDM Magnetic Gasket |
| Emergency Safety Device | Internal Safety Release Handle (Safety Escape System) |
| Operational Temperature Range | -45°C to +50°C (Deep Freeze to Chiller) |
| Panel Thickness Specifications | 100mm / 150mm /200mm(Customizable) |
| Hardware & Hinge Material | Heavy-duty Zinc Alloy with Stainless Steel Core Pins |
| Anti-Frost Technology | 220V Self-regulating Electric Heating Wire (Door Frame) |
| Maximum Door Size | Single leaf up to 5m x 5m; Double leaf up to 10m wide |
| Track & Roller Material | Anodized Aluminum Alloy & Quenched Bearing Steel |
| Selling Units | Single item |
| Single Volume | 0 cm³ |
| Single Gross Weight | 0.0 kg |
Product Details
PRODUCT HIGHLIGHTS
- *Space-Optimized Logistics Efficiency: The sliding design eliminates swing space to maximize loading areas. Supporting openings up to 5x5m, it ensures unobstructed access for forklifts and trucks, streamlining high-volume warehouse traffic.
- *Superior Thermal Sealing: Featuring patented sink-and-press tracks and 45kg/m³ high-density PU insulation, it blocks thermal exchange for freezers down to -40°C, significantly cutting energy costs and refrigeration compressor wear.
- *Heavy-Duty Industrial Build: Engineered with reinforced internal skeletons and optional 304 stainless steel panels, our doors resist high-impact forklift operations and corrosion, ensuring long-term stability in harsh processing plants.
- *Reliable Low-Maintenance Operation: The manual drive eliminates motor failures and power dependence. Quenched bearing steel rollers allow smooth one-hand operation for massive doors, providing zero-downtime reliability at lower costs.
- *Fail-Safe Safety Systems: Equipped with standard internal emergency escape locks and mechanical security locking, it prevents personnel entrapment and accidental opening, ensuring total safety and temperature control in all conditions.
FAQs
Can the sliding door dimensions be customized for large forklift access?
Yes, we offer extensive customization. Our manual sliding doors can support single-leaf openings up to 5m × 5m and double-leaf openings up to 10m wide. This ensures unobstructed passage for forklifts, pallet jacks, and heavy-duty logistics equipment.
Since it is a heavy-duty door, is it difficult for a single person to operate manually?
Not at all. We use a high-precision lever-principle handle and track system with quenched bearing steel rollers. This significantly reduces sliding resistance, allowing a single operator to push or pull even a large-scale door with minimal effort.
How does the sliding mechanism ensure an airtight seal when closed?
Our patented variable-line track structure allows the door to sink and press against the frame and floor automatically upon closing. When opening, the door lifts slightly to disengage the seal, which prevents gasket friction and extends the service life of the EPDM seals.
How do you prevent the door from freezing shut in -40°C blast freezers?
For freezer applications, we equip the door frame with low-voltage, self-regulating anti-frost heating wires. This prevents ice formation and condensation at the sealing interface, ensuring the door remains operable even when there is a 50°C temperature difference.
What safety measures are in place for workers trapped inside the cold room?
Safety is our priority. Every door is equipped with an internal emergency escape lock. Personnel can simply pull the internal release ring to open the door from the inside, even if the door is externally padlocked, preventing accidental entrapment.
What are the advantages of choosing a manual sliding door over an electric one?
Manual doors offer lower procurement costs, zero electrical failure risks, and simplified maintenance. They are the ideal choice for small to medium cold rooms where reliability is critical, as they function perfectly during power outages and require only periodic lubrication.
Can the door panel withstand accidental impact from forklifts?
The door is built with thickened steel plates and an internal reinforced rib skeleton. This heavy-duty frame is designed to resist wind pressure and minor impacts from logistics operations, ensuring the door maintains its shape and structural integrity over time.
Which surface panel material is recommended for high-humidity environments?
For high-humidity or corrosive environments like seafood and meat processing, we strongly recommend 304 Stainless Steel panels. They are moisture-proof, rust-resistant, and non-absorbent, ensuring the door will not rot or deform after years of use.
Ordering and Pricing
- Minimum order quantity: 1 set
- Volume pricing:
- 1+ set: US $580 / set
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this anti frost heater?
The standard minimum order quantity is 1 set. 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.
Can the anti frost heater be supplied for my local voltage?
The standard configuration is 110-240V. 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 Qingdao Bingquan Refrigeration Equipment Engineering Co., Ltd., based in China. The company 3 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Qingdao Bingquan Refrigeration Equipment Engineering Co., Ltd. range on HVACR Nexus.
See more in Cold Room Storage on HVACR Nexus.
