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  • PTC-4 Pins 110V Universal Refrigerator Freezer Compressor PTC Start Relay
  • PTC-4 Pins 110V Universal Refrigerator Freezer Compressor PTC Start Relay
  • PTC-4 Pins 110V Universal Refrigerator Freezer Compressor PTC Start Relay
  • PTC-4 Pins 110V Universal Refrigerator Freezer Compressor PTC Start Relay
  • PTC-4 Pins 110V Universal Refrigerator Freezer Compressor PTC Start Relay
  • PTC-4 Pins 110V Universal Refrigerator Freezer Compressor PTC Start Relay
PTC-4 Pins 110V Universal Refrigerator Freezer Compressor PTC Start Relay

PTC-4 Pins 110V Universal Refrigerator Freezer Compressor PTC Start Relay

$0.10-$0.35/ Piece|1000 Piece/Pieces(Min. Order)
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PTC-4 Pins 110V Universal Refrigerator Freezer Compressor PTC Start Relay

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Compressor Start Control: The PTC-4 relay ensures safe and efficient startup of refrigerator/freezer compressors by managing initial current surges, preventing motor damage.
  • Temperature Regulation: Integrated 15Ω resistors (MZ92-15Ω) precisely control electrical flow to maintain optimal cooling performance in refrigeration systems.

Key features

  • 1. Material Technology

    • With corrosion-resistant plastic and metal construction, you can ensure long-lasting durability in high-humidity refrigeration environments.

  • 2. Interactive Design

    • With secure spring-prong connections and compact cylindrical/rectangular designs, you can achieve quick and tool-free installation in tight spaces.

  • 3. Performance Parameters

    • With universal 110V compatibility and 15Ω resistance, you can maintain stable operation across household and commercial systems, offering broader adaptability than single-voltage models*.

  • 4. Scenario Solutions

    • With dual application in household and commercial refrigeration, you can reliably regulate temperature and current flow in scenarios requiring consistent cooling performance.

  • 5. Certification Standards

    • With VDE safety certification and EPR Germany environmental compliance, you can meet strict safety and sustainability standards, surpassing basic industry requirements*.

Product details

PTC-4 Pins 110V Universal Refrigerator Freezer Compressor PTC Start Relay

The PTC-4 Pins 110V Universal Refrigerator Freezer Compressor PTC Start Relay is a durable, certified electrical component designed for precise current control in refrigeration systems. Engineered with a compact plastic-and-metal alloy construction, it ensures reliable operation in household, commercial, and freezer applications. Certified to VDE and EPR Germany standards, this relay withstands harsh electrical environments while maintaining energy efficiency.

Technical specifications

FeatureSpecificationApplication Scenario
Voltage Rating110V ACUniversal compatibility for refrigerators/freezers
Resistance Value15Ω ±5%Precise current regulation in compressor circuits
MaterialDurable plastic & metal alloyWithstands extreme temperatures in commercial systems
CertificationsVDE, EPR Germany PackingEnsures EU safety compliance for household appliances
Operating Temperature-25°C to 70°CSuitable for freezer and refrigerator environments

Customization guide

Adjust resistance tolerance (e.g., ±2% for Pro models) or physical dimensions to meet specialized electrical requirements or space constraints in custom refrigeration systems.

Get inspired

With its VDE certification and precise 15Ω resistance, the PTC-4 Relay ensures safe, efficient compressor startup in both residential and industrial cooling systems.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Resistance Tolerance±10%±5%±2%
Operating Temp Range-10°C to 60°C-20°C to 70°C-30°C to 80°C
Lifespan (Cycles)5,00010,00020,000

Supplier's note

  1. Technical Breakthroughs:

    • VDE Certification: Ensures compliance with rigorous European safety standards for electrical insulation and heat resistance.
    • 15Ω Precision: Achieves ±2% tolerance in Pro models, enabling ultra-accurate current control in high-load systems.
    • Compact Design: Reduces spatial requirements by 20% compared to traditional relays, ideal for tight freezer compartments.

  2. Optimal Version Selection:

    • Household Users: Base Model suffices for standard refrigerators with moderate load cycles.
    • Commercial Installations: Advanced Model handles -20°C to 70°C ranges, ideal for walk-in freezers.
    • Industrial Applications: Pro Model’s 20,000-cycle lifespan and -30°C to 80°C range enable use in extreme cold storage facilities. For example, its tripled lifespan compared to industry benchmarks ensures minimal downtime in 24/7 commercial systems.

With the Pro Model’s expanded temperature range, you can safely regulate compressor startup in sub-zero industrial freezers. Pair its high-cycle durability with VDE certification to meet global safety mandates.

Frequently asked questions

  • Which PTC relay model suits both household and commercial refrigeration systems?

  • How do I maintain the PTC start relay for optimal longevity?

  • What materials make the PTC relay suitable for high-voltage electrical systems?

  • Can the PTC relay’s resistance be customized for specific cooling needs?

  • Is the PTC relay VDE-certified for safety compliance?

  • Is the PTC relay compatible with 110V home freezers?

  • How does the PTC relay regulate temperature in refrigerators?

  • What certifications ensure the PTC relay’s environmental and safety compliance?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
PTC Start RelaysRefrigerators, Freezers, Commercial CoolingVoltage Rating: 110V ▲
Lifespan: 12,000 cycles (Industry: 8,000) ▲▲
Certifications: VDE (Safety Compliance)		Reliable startup, energy-efficient, certified safety (VDE)Higher cost than standard relays, requires precise voltage matching (110V only)
CompressorsRefrigeration Systems (Household/Commercial)Cooling Capacity: 150W ▲
Noise Level: 40 dBA (Quieter than a refrigerator hum) ▲
Certifications: Energy Star		High cooling efficiency, low noise, energy savings (Energy Star)Higher upfront cost, needs regular maintenance for optimal performance
ThermostatsTemperature Control in Fridges/FreezersTemperature Range: -20°C to +20°C ▲
Accuracy: ±0.1°C (Industry: ±0.5°C) ▲▲
Certifications: CE		Ultra-precise temperature control, durable (5+ years lifespan)Requires professional calibration for complex systems, limited compatibility with older models
Door Seals/GasketsRefrigerator/Freezer Door SealingMaterial: FDA-Approved Silicone ▲
Seal Tightness: 0.05mm Gap (Industry: 0.2mm) ▲
Lifespan: 7 years ▲▲		Airtight seal prevents temperature loss, food-safe materialDegrades in extreme temperatures, requires replacement every 5–7 years
Condenser CoilsHeat Dissipation in Refrigeration SystemsMaterial: Copper (High Conductivity) ▲
Heat Dissipation: 2000 BTU/h (Industry: 1500 BTU/h) ▲▲
Certifications: UL		Efficient cooling, corrosion-resistant (ASTM B117)Prone to dust buildup, requires periodic cleaning to maintain performance
Control BoardsElectrical System ManagementVoltage Compatibility: 110V–240V ▲
Fault Detection: Overheat/Short-Circuit Protection ▲
Certifications: RoHS		Universal voltage support, protects against electrical faults (UL Listed)Complex repairs, limited DIY troubleshooting capability

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