Axial Polypropylene Capacitors

The CL20 capacitor (MEF type) is a low-noise component constructed from metallized polyester film. It features axial leads, is wrapped with high-temperature tape, and has epoxy potting at both ends. The capacitor body is oval (oblong) or cylindrical in shape

Product Introduction

The CL20 capacitor (MEF type) is a low-noise component constructed from metallized polyester film. It features axial leads, is wrapped with high-temperature tape, and has epoxy potting at both ends. The capacitor body is oval (oblong) or cylindrical in shape
Widely used in low noise coupling circuits such as audio and power supply.

Features

Metallized polyester film, axial lead, coated with high temperature adhesive tape, the epoxy potting
Flat circular or cylindrical shape
low noise
Low dissipation factor
Excellent self-healing property, good stability, and reliability

SPECIFICATIONS
Climatic Category	40/100/21
Rated Voltage	100V, 250V, 400V, 630V
Capacitance Range	0.001Μf ~6.8μF
Capacitance Tolerance	±5%(J), ±10%(K)
Voltage Proof	1.6U_R
Insulation resistance	≥3000MΩ, CR≤0.33μF (20℃, 1min) ≥10000S, CR>0.33μF (20℃, 1min)
Tangent of loss angle	≤0.008 % (23℃, 1KHZ)

DRAWING: (mm)

Advantage

Environmental compliance: Comply with RoHS, REACH and other international environmental standards to support customers' green supply chain needs.
Fully automated production line: Integration of intelligent equipment (e.g. AI vision inspection) to improve efficiency and reduce human error
Vertical integration capability: independent control of core processes such as thin film coating, slitting and winding to reduce supply chain risks.
Strict quality control: IATF 16949 automotive grade certification, full inspection of voltage resistance, ESR, and life span for each batch of products.

Application Scenario

UPS uninterruptible power supply (input/output filtering)
Electric welding machine (high-frequency resonant circuit)
Laser cutting power supply (pulse energy storage)
PLC control system (signal isolation and filtering)
Industrial robots (servo motor drive circuit)
Induction furnace/induction heating equipment (resonant capacitor)

FAQ

Q: Requirements for film capacitors in automotive electronics?

A: Need to pass AEC-Q200 certification, high temperature resistance, vibration resistance, long life.

Q: Key parameters for industrial motor drives?

A: High withstand voltage (e.g. above 1000VDC), low ESR, pulse current resistance.

Q: How to select the model according to the circuit demand?

A: Define voltage, capacity, frequency, temperature and size limitations, then match material characteristics.

Q: How to select capacitors for high humidity environment?

A: Select moisture-proof package (e.g. epoxy potting) or moisture-resistant material (e.g. PPS).

ZZEC Corporate Profile

Was established in 2007, the company is located in Yue yang city of Hunan province Yue yang county Bai Xiang town industrial zone, the enterprise from the beginning of entrepreneurship, "the spirit of customer first, forge ahead" spirit, focus on satisfy clients' demand for miniaturization, from at home and abroad to introduce advanced machines, to form a number of automated production line, at the same time subminiature automatic assembling machine imported from Italy, Specializing in the production of MINI BOX capacitor (super small BOX potting capacitor) and super small size, high precision series capacitor. To achieve annual shipments of about 2 billion film capacitors. Product quality is the survival foundation of the enterprise, relying on ISO9001 quality system, we use high-quality raw materials and high reliability of the process, thick accumulation to provide more than 300 agents and 1500 final customers with stable and reliable products and customized services. Step by step to develop into an influential enterprise in the industry