Pluggable Class 1 + 2 (B + C) SPD 10/350 12.5kA 4P Surge Protector
Pluggable Class 1 + 2 (B + C) Lightning Arrester Surge Protector
Product Description:
• Combined Type 1+2/Class I+II surge protection devices.
• Modular type.
• Lightning impulse current (10/350μs): 12.5kA per phase.
• Uc: 275V.
• Pluggable design.
• Less than 25ns response time.
• Use red/green status indicator.
• Remote signaling.
• DIN-rail mountable.
• Tested according to IEC 61643-11 for type I and II surge
protection.
Pluggable Class 1 + 2 (B + C) Lightning Arrester Surge Protector
Product Details:
| BR-12.5M-275 4P |
SPD classification according to EN 61643-11 | Type 1 + Type 2 |
SPD classification according to IEC 61643-11 | Class I + Class II |
Max. continuous operating a.c. voltage Uc | 275V |
Lightning impluse current (10/350us) Iimp | 12.5kA |
Nominal discharge current (8/20us) In | 20kA |
Max. discharge current (8/20us) Imax | 50kA |
Voltage protection level Up | ≤1.3kV |
Voltage protection level 5kA Up | ≤1.0kV |
Max. backup fuse | 160A gG |
Response time tA | ≤25ns |
Operating temperature range Tu | -40℃—80℃ |
Operating state / fault indication | green / red |
Cross-section area (Min.) | 4mm2 |
Cross-section area (Max.) | 35mm2 |
For mounting on | 35mm Din rail |
Enclosure material | Thermal plastic UL94-V0 |
Degree of protection | IP20 |
Dimension:

Pluggable Class 1 + 2 (B + C) Lightning Arrester Surge Protector
Application:
• To prevent power supply equipment from being damaged by surge and
lightning.
• Suitable for lightning protection zones III & IV.
• Use on buildings in applications where there is an external
lightning protection system installed, usually installed at the
service entrance or main distribution board.
• Widely used in the transformer low-voltage side of the main
distribution room as the first protection of the power supply.
Pluggable Class 1 + 2 (B + C) Lightning Arrester Surge Protector
Advantage:
• Large discharge capacity.
• Low voltage protection level.
Pluggable Class 1 + 2 (B + C) Lightning Arrester Surge Protector
Installation:
Install in the main distribution cabinet/box of the low-voltage
cabinet and the incoming line cabinet.
About Shipping:
1. DHL / UPS / FedEx / TNT, Door-to-Door.
2. By Air or by Sea, for FCL/LCL; Airport/ Port receiving.
3. Customers Specifying Freight Forwarders or Negotiable Shipping
Methods.
4. We choose the best and safe packaging material to make sure your
orders won’t be damaged during delivery.

Company information:
Wenzhou Britec Electric Co., Ltd. has been committed to low voltage
surge arrester products’ designing, R&D, manufacturing and
marketing for 17 years. Britec factory locates in Wenzhou,
Zhejiang, China. We own well-trained workers, rich experience
production and R&D engineers. With qualified raw materials and
components, all products are manufactured to defined
specifications, applying ISO9001 quality control system and in
compliance with relevant international approvals, such as CE, CB,
TUV. Our team can develop and test new products to meet variable
markets’ tailored demands. Britec branded and OEM/ODM products are
widely served for residential, commercial and industrial
applications in 50+ countries and districts.

Certificate:

FAQ:
Q1: What is lead time for samples and mass production?
A1: Samples usually takes 7days if material in stock; Inventory:
Can be shipped out within 3day; Mass production: at 20days.
Q2: Can the sample charge be refunded or deducted from the payment
for goods?
A2: Yes, the sample fee will refund once the order placed.
Q3: Can you do a custom logo on the products?
A3: Yes, we can print your logo in our products.
Q4: Can you do a custom package we want?
A4: Yes, we can, the MOQ is usually 500pcs per design. For more
information, please kindly contact our salesman.
Q5: Can we order the color we want?
A5: Yes If your order quantity meets the MOQ.