CBB61 Capacitors for Refrigerators (Square Plastic Case)
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  • CBB61 Capacitors for Refrigerators (Square Plastic Case)
  • CBB61 Capacitors for Refrigerators (Square Plastic Case)
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◆ Product Advantages
- Large Capacitance Design Solving Multiple Refrigerator Electrical Requirements with One Product: CBB61 square plastic case capacitors offer a wide capacitance range and, in addition to refrigerator compressors, can simultaneously serve refrigerator internal circulation fan motors, condenser fan motors, and defrost control auxiliary circuits — a multi-functional universal capacitor solution for refrigerator electrical systems that effectively simplifies the variety of materials and procurement management costs for manufacturers
- Outstanding Moisture Resistance with Stable Performance Under Hot-Cold Cycling Environments: Products are specifically optimized for the special environment of high humidity, low temperature, and alternating hot-cold conditions inside refrigerators, with excellent moisture resistance; electrical insulation performance does not degrade under long-term hot-cold cycling conditions, maintaining highly stable capacitance and loss parameters
- Low Dissipation with Excellent and Reliable Electrical Performance: Extremely low dielectric dissipation factor (tanδ) and high insulation resistance result in minimal self-heating during continuous energized operation of refrigerator compressors and fan motors, without negative impact on refrigerator overall energy efficiency, ensuring efficient and stable refrigeration system operation
- Good Self-Healing Property Effectively Extending Service Life: Metallized film self-healing characteristic rapidly self-repairs upon localized breakdown, preventing early overall failure from occasional defects; high reliability under continuous operation conditions of refrigerator compressors and fan motors, effectively matching the refrigerator overall design life of more than 10 years
- Square Plastic Case with High Space Utilization and Flexible Installation: Square housing efficiently utilizes space in the refrigerator's limited electrical installation compartment, supporting multi-directional installation and fixing; full epoxy resin sealing process ensures moisture-proof and vibration-proof protection, adapting to various installation positions inside refrigerators

◆ Key Selling Points
- One Type for Multiple Uses Significantly Simplifying Refrigerator BOM and Procurement Management: Single CBB61 model compatible with multiple refrigerator circuit applications including compressor starting, internal circulation fan running, condenser fan operation, and defrost assistance, reducing the number of capacitor models manufacturers need to manage and lowering inventory costs and management complexity
- Wide Capacitance Range Comprehensively Compatible with Various Refrigerators: From small single-door refrigerators to large side-by-side multi-door refrigerators, as well as commercial freezers and frozen display cabinets, corresponding CBB61 specification products are available with strong adaptability
- Excellent Weather Resistance for All-Climate and All-Region Export Applications: Outstanding performance in both tropical high-temperature, high-humidity regions and cold, low-temperature regions, suitable for configuration use in refrigerator products exported to global markets across various climates
- Stable Bulk Supply Suitable for Manufacturer Large-Scale Production: Factory automated production with strict quality control and strong large-volume stable supply capability; highly consistent inter-batch quality supports stable operation of continuous production lines at refrigerator manufacturers

◆ Primary Applications
- Auxiliary capacitors for refrigerator compressor starting and running
- Running capacitors for refrigerator internal circulation fan and condenser fan motors
- Capacitors for defrost timer and temperature control auxiliary circuits
- Fan and compressor capacitors for commercial freezers and frozen display cabinets
- Multi-functional universal capacitor configuration for small refrigeration equipment




Rated voltage VAC 250、400、450
Tolerance ±5%
Class of operation 30,000 h (Class A)
10,000 h (Class B)
3,000 h (Class C)
Class of safety Protection S2
Formerly referred to as P2
Rated frequency fR 50/60 Hz
Maximum permissible voltage Vmax 1.1·VR  (VR = Rated voltage)
Maximum permissible current Imax 1.3·IR  (IR = Rated current)
AC test voltage terminal to terminal 2Un/60s
Insulation voltage terminals to case 2Un+1000VAC(≥2000VAC)60s
Dissipation factor tan δ at 20 ℃ ≤0.0020 (100 Hz)
Climatic category 40/85/21、40/70/21
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Anhui Juan Kuang Electric Co., Ltd.

Anhui Juan Kuang Electric Co., Ltd. Against the backdrop of the rapid development of the electronic information and new‑energy industries, film capacitors serve as core basic components. Their performance directly determines the reliability and energy‑efficiency level of downstream end‑products. In this sector, Anhui JuanKuang Electric Co., Ltd. has built up expertise over more than 30 years. Through professionalism and innovation, it has established itself as a capable player in the film‑capacitor industry.

Established in 1995, Anhui JuanKuang Electric Co., Ltd. specializes in the R&D and manufacturing of a full range of film capacitors. For over 30 years, the company has stayed focused on its core business. It avoids blind expansion and rejects careless production. Embracing the philosophy of “manufacturing quality capacitors with craftsmanship” across every production process, it has become a model of steady growth within the industry.

Certificate Of Honor
  • TUV-CBB65
  • UL
  • UL-For-Compressor
  • VDE
  • VDE
  • Anhui Yuanguang Electric Appliance‑Environmental Management System Certificate
  • GB/T 4787.1‑2021 – Voltage‑Sharing Capacitors for High‑Voltage Alternating‑Current Circuit‑Breakers
  • GB/T 17702‑2021‑Power Electronic Capacitors
  • GB/T 28543‑2021‑Noise Measurement Method on Power Capacitors
  • GB/T 11026.8‑2025‑Electrical insulating materials—Thermal endurance properties—Part 8: Determination of thermal endurance indices (TI and RTI) of an insulating material using the fixed time frame method
  • NB/T 10451‑2020‑Insulating liquids‑Unused polyisobutene
  • NB/T 10452‑2020‑Insulating liquids‑Epoxidized soybean oil for metallized film capacitors
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