High-Efficiency 25ka Surge Protection Lightning Arresters for DIN Rail
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Product Highlights
- No Leakage Current: Features zero leakage current and no follow-up current for safety.
- Modular Installation: Designed for easy modular installation on standard 35mm rails.
- Low Voltage Protection: Voltage protection level is less than 2500V for reliable protection.
- IEC and GB Compliant: Fully in accordance with both IEC and GB international standards.
- Dual System Application: Suitable for combination use in both single-phase and three-phase lines.
- Strong Environmental Resistance: Built with high safety factors and strong resistance to environmental conditions.
- Customizable Branding: Brand can be customized; OEM/ODM services available for logos and designs.
Product Attributes
- Customization
- Available
- Type
- T1, T2, T1+T2
- Structure
- SPD
- Model NO.
- LD-MD-A25
- Installation
- Fixed or Withdrawable
- Application
- AC/DC System
- Size
- Small
- Operation Voltage
- Low Voltage
- Shape
- Cuboid
- Certification
- ROHS, RoHS, RoHS
- Brand
- Customized / Leidun
- Breaking Capacity
- High Voltage Circuit Breakers
- Speed
- Normal Type Circuit Breaker
- Arc-Extinguishing Medium
- Air
- Operation
- Manual Automatic
- Product Name
- T1 Surge Protector
- Model
- Ld-MD-A25
- Trademark
- customizable
- Origin
- China
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Product Description

The LD-MD T1 Class Surge protector Device (SPD) series have several key features, including
1. A large lightning current discharge energy
2. No leakage current
3. No followup current
4. Modular installation
5. High safety factor
6. Long service life
7. Strong environmental resistance
8. A voltage protection level of less than 2500V
9. In accordance with both IEC and GB standards
10. Installed on a standard 35mm rail.
11. A maximum impact current of a single module can reach 50kA (10/350μs).
12. Can be combined for use in both single-phase and three-phase power supply lines.






Q1. Can I get samples?
Yes. If you have any needs, please contact us and we will respond within 24 hours.
Q2. Can I use other logos or designs on the products?
Yes, we provide OEM/ODM services, you can customize products with other logos and designs.
Q3. Do you have factories?
Yes, we have factories in Jiangsu and Zhejiang, welcome to visit our company.
Q4. How do you ensure quality?
We have a complete quality management system, use qualified raw materials, conduct quality inspections in different production links, regularly collect user feedback, and trace the source in time when quality problems occur, and keep records to prevent repeated errors.
Q5. How long does it take to prepare after placing an order?
Usually it takes 5~7 days, it also depends on the quantity of the order.
About the Supplier
This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASI2432494". Items marked "" are certified.
Company Profile
LEIDUN is an electrical enterprise integrating R&D, production, and trade, and our products are mainly photovoltaic components, High and low voltage electrical appliances and power distribution boxes.
OUR company is headquartered in Jiangsu Province, and our branch is in Zhejiang Province. Both places are coastal areas of China with developed economies and more standardized industries, which make our products competitive.
ALL kinds of products manufactured by LEIDUN have achieved significant advancements in both design and technical performance. They are primarily utilized in various sectors, such as the State Grid, PV systems, railway traffic, fire protection, construction engineering, hospitals, and other fields. Market sales data confirm that our products effectively meet customer needs and project requirements, earning approval and positive feedback from clients.
We have successfully obtained the "CCC" certificate and "CQC" certifications, along with three system certifications and numerous honorary awards. Since our establishment, we have been dedicated to manufacturing new energy photovoltaic products and operating in the high and low voltage electrical fields. Our enterprise development philosophy is centered on "specialization, excellence, and growth", and our service concept is "perseverance. " We aim to focus on global markets, strive for national brand recognition, and provide outstanding solutions for "carbon-neutral" and intelligent green electricity.
About Our Factory & Business Background
- Address
- Xiamen Village, Liushi Town, Yueqing City, Wenzhou, Zhejiang, China
- Nearest Port
- Ningbo, Shanghai
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2023-06-09
- Main Markets
- North America, Africa, Mid East
FAQ
- Can I get samples?
- Yes. If you have any needs, please contact us and we will respond within 24 hours.
- Can I use other logos or designs on the products?
- Yes, we provide OEM/ODM services, you can customize products with other logos and designs.
- Do you have factories?
- Yes, we have factories in Jiangsu and Zhejiang, welcome to visit our company.
- How do you ensure quality?
- We have a complete quality management system, use qualified raw materials, conduct quality inspections in different production links, regularly collect user feedback, and trace the source in time when quality problems occur, and keep records to prevent repeated errors.
- How long does it take to prepare after placing an order?
- Usually it takes 5~7 days, it also depends on the quantity of the order.
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