CL23-Box Type Film Capacitor 250V
Made of metallized polyester film, it has good self-healing performance and high temperature resistance. Some small capacities can be produced using series metallized film, with high pressure resistance, high temperature wax inner seal, flame retardant liquid epoxy potting, high reliability, minimal appearance error, stable moisture-proof performance, low noise, and good appearance consistency.
- Product Introduction
- Made of metallized polyester film, it has good self-healing performance and high temperature resistance. Some small capacities can be produced using series metallized film, with high pressure resistance, high temperature wax inner seal, flame retardant liquid epoxy potting, high reliability, minimal appearance error, stable moisture-proof performance, low noise, and good appearance consistency.
- Suitable for DC low pulse occasions.
- Widely used in power amplifiers, color TVs, power supplies and other circuits with high product reliability requirements
Features
- Miniature size, Non-inductive metal structure.
- High temperature wax sealed, good insulation performance.
- Moisture-proof, flameretardant.
- Low dissipation factor.
- Good self-healing property,good stability and reliability.
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SPECIFICATIONS |
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Climatic Category |
40/085/21 |
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Rated Voltage |
50V, 63V, 100V, 250V, 400V, 630V |
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Capacitance Range |
0.001Μf ~2.2μF |
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Capacitance Tolerance |
±5%(J), ±10%(K) |
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Voltage Proof |
1.6UR |
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Insulation resistance |
C≤0.33μFIR≥3000MΩ(20℃, 1min) C>0.33μFIR*C≥10000MΩ*μF |
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Tangent of loss angle |
≤0.008 %(20℃, 1KHZ) |
DRAWING: (mm)

Advantage
Endorsement from top customers
Serving global top 10 PV companies and automotive Tier 1 suppliers, with rich experience in case studies.
Digital management
MES system monitors production data in real time and supports full process traceability (batch to raw material).
Continuous Improvement Mechanism
Regularly collect customer feedback and iterate product performance (e.g. improve vibration resistance to meet automotive needs).
Application Scenario
- 48V light hybrid system (start-stop energy recovery buffer)
- High-speed rail traction converter (high-frequency resonance absorption)
- Marine electric propulsion system (harmonic suppression)
- Inverter (DC bus capacitance, output filtering)
- Servo drive (IGBT module protection)
FAQ

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
ZZEC Company Photo
1. Self-developed
2. Free samples
3. Can be customized according to customer needs
4. Standard dust-free workshop
5. Advanced laboratory and equipment
6. Can provide the data of the sample production stage

Workshop Pictures

Specializing in ultra-small, high-precision, high-quality film capacitors.
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