Description

Defrost Drain Heater Cable DDH-029

1. Product Overview

Defrost Drain Heater Cable DDH-029 is a specialized electric heating cable designed to prevent freezing and blockage in refrigeration defrost drainage systems. It is widely used in commercial refrigeration units, cold storage facilities, display freezers, and industrial cooling equipment to maintain continuous condensate drainage performance under low-temperature conditions. The product provides reliable thermal protection, reduces maintenance downtime, and improves refrigeration system efficiency by preventing ice accumulation in drain lines. As global cold-chain infrastructure expands, dependable defrost heating solutions have become essential for operational reliability and energy-efficient refrigeration management.

2. Key Specifications & Technical Characteristics

• Product Type: Defrost drain heating cable / refrigeration anti-freeze heater cable
• Material Components:
  • Heating conductor: High-resistance alloy wire (commonly nickel-chromium or equivalent heating alloy)
  • Insulation layer: Food-grade or industrial-grade silicone rubber / fluoropolymer insulation
  • Outer protection: Durable thermoplastic or braided protective coating
  • Connection components: Heat-resistant electrical terminals and sealed connectors
• Electrical Grade: Industrial refrigeration heating cable grade
• Voltage Options: 12V, 24V, 110V, 220V, 230V AC/DC configurations available
• Power Rating: Customized according to cable length and application requirements
• Physical Characteristics:
  • Flexible cable form for easy installation around drain pipes
  • Resistant to moisture, frost, and low-temperature environments
  • Operating temperature range suitable for refrigeration and freezer applications
  • Available in multiple lengths and diameters
• Color: Typically black, white, or customized according to customer requirements
• Water Resistance: Designed for wet environments with high insulation protection
• Packaging Options: Individual protective packaging, carton boxes, export-standard bulk packaging, customized OEM packaging
• Shelf Life: Long-term storage stability when maintained in dry, temperature-controlled conditions

3. Core Industrial Applications

Defrost Drain Heater Cable DDH-029 is primarily used across refrigeration, food processing, pharmaceutical storage, logistics, and industrial cooling sectors where uninterrupted drainage is critical. Common applications include:

• Commercial refrigerators, freezers, and supermarket display cabinets
• Cold rooms and refrigerated warehouses
• Food processing and cold-chain storage facilities
• Pharmaceutical and laboratory refrigeration systems
• HVAC and industrial cooling equipment

The cable performs better than conventional manual defrost methods by providing continuous automatic frost prevention, reducing ice-related failures, minimizing maintenance requirements, and extending refrigeration system service life. Its flexible design enables efficient installation in various drain configurations while maintaining consistent heating performance in harsh low-temperature environments.

4. Competitive Advantages

• Quality Consistency: Manufactured with reliable heating elements and durable insulation materials to ensure stable thermal output and long operating life.
• Supply Reliability: Suitable for high-volume industrial procurement with consistent production capacity and standardized quality control.
• Logistics Capability: Export-ready packaging supports global distribution, bulk shipment, and OEM supply programs.
• Price Competitiveness: Optimized manufacturing processes provide cost-effective solutions without compromising performance.
• Energy Efficiency: Provides targeted heating only where required, helping reduce system downtime and unnecessary energy consumption.
• Durability & Sustainability: Long service life reduces replacement frequency and supports more sustainable refrigeration operations.
• Technical Support & Documentation: Available with product specifications, electrical parameters, installation guidance, and quality documentation for industrial buyers.

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20MT
• Loading Capacity: Approximately 18–22 MT per 20-foot container (depending on packaging configuration and cable specifications)