Cahy 4 Pin Box Type DC-Link Film Capacitor for UPS, Solar Inverter, EV Charger, 40UF 1100VDC, High Ripple Current, Long Life MKP Capacitor
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Product Highlights
- High Voltage & Ripple Current: Rated 400-1200VDC with high ripple current capacity for stable performance.
- Extended Lifespan: Expected lifespan of 100,000 hours for long-term reliability in power systems.
- Flame Retardant Safety: UL94V-0 grade flame retardant epoxy encapsulation for enhanced safety.
- Global Certifications: Certified by UL, CE, VDE, TUV, CQC, and ISO 9001:2025 standards.
- Customization Support: OEM/ODM services available with flexible customization from samples or designs.
- High-Quality Materials: Metallized polypropylene film from premium global suppliers ensures durability.
- 100% Quality Testing: Every unit undergoes 100% visual and functional inspection before shipping.
Product Attributes
- Customization
- Available
- Type
- Polypropylene Capacitor
- Application
- Power, DC Support
- Model NO.
- DC-Link capacitor
- Packaging Type
- Surface Mount
- Capacitance
- 2UF~150UF
- Structure
- Fixed Capacitor
- Manufacturing Material
- Polypropylene
- Electrolyte
- Polypropylene Film
- Usage
- Wind Force/Photovoltaic/Energy Storage
- Filter
- DC Filtering Capacitor
- Power
- 400-1200VDC
- Between Terminals
- 1.5un/60s
- Terminal
- Copper Nut
- Capacitance Tolerance
- ±5% ,±10%
- Insulation Resistance
- ≥5000s(100VDC 60s)
- Loss Tangent
- ≤0.0020(100Hz)
- Flame Retardation
- UL94V-0
- Transport Package
- Carton
- Trademark
- HY
- Origin
- Shunde, Guangdong
- HS Code
- 85322590
- Production Capacity
- 1000000 Pieces/Year
- Package Size
- 17.00cm * 10.00cm * 8.00cm
- Package Gross Weight
- 0.500kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Cahy 4 Pin Box Type DC-Link Film Capacitor for UPS, Solar Inverter, EV Charger, 40UF 1100VDC, High Ripple Current, Long Life MKP Capacitor
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Product Description

General Specifications | |
Capacity range | 2-150μF |
Capacity deviation | ± 10%, ± 5% |
Rated voltage | 400-1200V.DC |
Test voltage | 1.5Un/60S |
Insulation resistance | ≥ 5000S (100Vdc 60S) |
Loss tangent value | ≤ 0.0020 (100Hz) |
Expected lifespan | 100000H |
Operating Temperature | -40ºC/+105ºC |
Flame retardant grade | UL94V-0 grade |
2. It can replace the discrete capacitors, with better performance and longer lifespan.
3. It plays an important role in photovoltaic power generation inverters, various high-power frequency converters, electric vehicles, and hybrid vehicles and other equipment or devices.


Dimensio | L | B | H | P1 | P2 | D |
20μF450VDC | 32 | 22 | 38 | 27.5 | / | 1 |
25μF450VDC | 42 | 20 | 34 | 37.5 | / | 1 |
30μF450VDC | 42 | 22 | 38 | 37.5 | / | 1.2 |
40μF450VDC | 42 | 24 | 44 | 37.5 | / | 1.2 |
50μF450VDC | 42 | 30 | 45 | 37.5 | 20.3 | 1.2 |
65μF450VDC | 42 | 35 | 50 | 37.5 | 20.3 | 1.2 |
90μF450VDC | 57.5 | 35 | 50 | 52.5 | 20.3 | 1.2 |
100μF450VDC | 57.5 | 35 | 50 | 52.5 | 20.3 | 1.2 |
15μF900VDC | 42 | 20 | 34 | 37.5 | / | 1.2 |
20μF900VDC | 42 | 22 | 38 | 37.5 | / | 1.2 |
30μF900VDC | 42 | 30 | 45 | 37.5 | 20.3 | 1.2 |
40μF900VDC | 42 | 35 | 50 | 37.5 | 20.3 | 1.2 |
50μF900VDC | 57 | 30 | 45 | 52.5 | 20.3 | 1.2 |
55μF900VDC | 57.5 | 30 | 50 | 52.5 | 20.3 | 1.2 |
15μF1100VDC | 42 | 24 | 44 | 37.5 | / | 1.2 |
20μF1100VDC | 42 | 30 | 45 | 37.5 | 20.3 | 1.2 |
25μF1100VDC | 42 | 35 | 50 | 37.5 | 20.3 | 1.2 |
40μF1100VDC | 57.5 | 35 | 50 | 52.5 | 20.3 | 1.2 |

We accept customized package, with your logo or brand printed on your label and box
We use export carton/wooden board packing with shipping marks for the protection of the longway shipping.

Hongye Capacitors has been innovating and breaking through for 20 years, adhering to the most stringent production management, committed to high brand, high positioning, high pursuit, introducing Japanese and Taiwan technology, and the main materials are purchased from Treofan, South Korea SKC, Japan TORA, and national professional factories, which ensures the success of our cost control, high quality and fast delivery, and proves the leading position of production capacity in China. It mainly provides professional supporting solutions for new energy, power electronics, industrial facilities, etc.


In addition, our company has successfully obtained ISO 9001 quality system certification, which is a testament to our strong quality management process and our ability to consistently meet and exceed customer expectations. Utilizing our state-of-the-art manufacturing facilities and strict quality control measures, we produce high-caliber products that not only meet, but often exceed, the requirements of GB/T standards. This comprehensive quality assurance framework ensures that every capacitor produced by HongYi Technology represents the pinnacle of reliability, performance, and durability in the industry.

2.High - quality raw materials: The main materials are purchased from Treofan in Germany, SKC in South Korea, TORAY in Japan, and domestic professional material manufacturers, with excellent quality.
3. Mature craftsmanship: With more than 20 years of mature craftsmanship, high - quality products are carefully crafted.
4.Technical experience precipitation: With more than 20 years of technical experience precipitation, there is an exclusive process system to strictly control quality.
5. Harsh environment adaptability: It can be matched for harsh environments from low temperatures of - 40°C to high temperatures of 105°C.
6. High - stability EMC: It can ensure harmonious coexistence and continuous stability in the environment of multiple electronic products.
7. High - automation production: The workshop mainly uses automated production lines, with high production efficiency and good quality.
8. Professional R & D team: It has senior engineers who continuously conduct technical research and development and make breakthroughs.
9. Complete certification system: Comply with certification standards such as CQC, UL, CE, TUV, VDE, BIS, etc., and be more environmentally friendly.
10. Rich product series: The products are divided into three series: electronic capacitors, home appliance capacitors, and industrial capacitors to meet different needs.
11. Wide application fields: Widely used in fields such as household appliances, smart devices,and high - voltage equipment.
12. Leading intelligent manufacturing level: The production operation is equipped with an ERP + scanning warehousing system, and the degree of intelligence is at the leading level in the industry.
13. Customized services: Can provide customized products and solutions according to customer needs.
14. Good customer reputation: Has served many Fortune 500 enterprise customers and has a good reputation.
15. Efficient after - sales service: Provide timely, professional, and efficient after - sales service to solve customer concerns.
16. Continuous innovation ability: Continuously invest in research and development, keep up with industry trends, and maintain product innovation ability.
A: L/C, T/T, D/P, Western Union, Paypal, Money Gram
Q2. What is your delivery method?
A: EXW, FOB, CFR, CIF, DDU.
Q3. How about your delivery time?
A: Generally, it will take 7-10 days after receiving your advance payment. Some is one week. The specific delivery time depends on the items and the quantity of your order.
Q4. How to produce customized products?
A: Yes, we can produce by your drawings or some additional specific requirements, etc. to produce and customize for you.
Q5. How to get a sample?
A: We can supply the sample if we have ready parts in stock.
Q6. Do you test all your goods before delivery?
A: Yes, we have 100% test before shipping.
Q7: How do you make our business long-term and good relationship?
A: 1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
Any questions or needs, please feel free to contact us, we will stay online and provide you with the most professional service at the first time.And you'll be happy you did.
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASI251362". Items marked "" are certified.
Company Profile
Hongyi Electronics: An Innovative Leader in New Energy Capacitor Field
In the wave of vigorous development of the new energy industry, Hongyi Electronics has become a leader in the industry with its outstanding performance in the R&D, manufacturing, and production of film capacitors. Since its establishment in 2000, Hongyi Electronics has always focused on the field of film capacitors, deepening its cultivation with firm determination and unremitting efforts.
, Focus on R&D, Driven by Technological Innovation
Hongyi Electronics attaches great importance to R&D investment. For nearly a decade, annual R&D investment has accounted for nearly 4% of sales revenue, a ratio that leads the industry. In 2015, the company boldly transformed its production R&D model from "copy-based R&D" to "original R&D", fully investing in original innovative R&D.
Technological innovation has achieved remarkable results. In the field of metallized film capacitors, the company's independently developed "self-healing technology" is unique, which can automatically repair the capacitor when a short circuit occurs, with technology leading the industry by more than one generation. At present, Hongyi Electronics has more than 30 patent layouts, and technical personnel account for more than 30% of the total. The strong R&D team has become a powerful support for technological innovation. These patents cover multiple key links from material innovation to production process optimization, laying a solid foundation for the continuous upgrading of the company's products.
Facing the harsh requirements of film capacitors in the new energy vehicle field, such as withstanding extreme temperatures (-40° C to 125° C), high voltage (above 1000V), and other harsh environments, Hongyi Electronics has not only enabled its products to easily meet these challenges through continuous R&D and improvement but also maintained a yield rate of over 99% all year round. The developed film capacitors adopt the "double-sided metallization + end-face welding" process, which increases the current carrying capacity to more than 1500A, successfully meeting the requirements of the 800V high-voltage platform and injecting strong impetus into the development of the new energy vehicle industry.
, Quality First, Strictly Controlling Production Processes
- Specialized Solutions: Industrial capacitors for frequency converters, photovoltaic capacitors with anti-harmonic design, and DC link capacitors tested for 10, 000+ hours of high-temperature operation. Each product undergoes 58 quality checks to ensure performance from -40º C to +125º C.
R&D & Quality Control
Our R&D lab features advanced equipment like Zwick testers and Keysight analyzers, simulating 20+ harsh conditions. With 15% annual R&D investment, we hold 27 patents, including the innovative "edge gold spraying process" improving self-healing by 30%. A "double-blind testing + big data traceability" system maintains a defect rate <0.03%.
Future Vision
Focused on new energy, we develop capacitors for EV powertrains and energy storage, aiming to reduce product size by 40% via ultra-thin metallized film tech. Our "capacitor + intelligent monitoring" solutions enable real-time equipment health tracking. Committed to sustainability, we adopt lead-free processes and recyclable materials, cutting carbon emissions by 500+ tons annually. Driven by the vision of "thriving enterprise, happy employees, satisfied customers", we lead in smart capacitor manufacturing for global energy efficiency and green development.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory
- Address
- Longan Industrial Zone, Leliu Town, Shunde District, Foshan, Guangdong, China
-
Plant Area
- 2800 square meters
-
Number of Employees
- 32
-
Registered Capital
- 3,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Foshan Port, Guangzhou Port, Shenzhen Port
-
Supply Chain Partners
- 30
Our Production Capability & Technical Expertise
-
Main Products
- Capacitor
-
Production Lines
- 10
-
Production Machines
- Fully automatic production line, Fully automatic test line
-
QA/QC inspectors
- 7 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 3 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2024-04-14
- Export Year
- 2025-05-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
FAQ
- How to pay?
- L/C, T/T, D/P, Western Union, Paypal, Money Gram
- What is your delivery method?
- EXW, FOB, CFR, CIF, DDU.
- How about your delivery time?
- Generally, it will take 7-10 days after receiving your advance payment. Some is one week. The specific delivery time depends on the items and the quantity of your order.
- How to produce customized products?
- Yes, we can produce by your drawings or some additional specific requirements, etc. to produce and customize for you.
- How to get a sample?
- We can supply the sample if we have ready parts in stock.
- Do you test all your goods before delivery?
- Yes, we have 100% test before shipping.
- How do you make our business long-term and good relationship?
- 1. We keep good quality and competitive price to ensure our customers benefit ; 2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from. Any questions or needs, please feel free to contact us, we will stay online and provide you with the most professional service at the first time.And you'll be happy you did.
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