What kind of payment do you accept?

We accept T/T (Wire transfer), Western Union and Paypal.

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.

Voltage Protector High-Voltage Pole MCB DC Breaker 250A DC Circuit Breaker

Name: Voltage Protector High-Voltage Pole MCB DC Breaker 250A DC Circuit Breaker
Brand: Yueqing Langir Electric Co., Ltd.
SKU: 2284823025

Zhejiang, ChinaYueqing Langir Electric Co., Ltd.

US$3.00

10 Pieces

Product profile

Customization

Available

Breaking Capacity

High Voltage Circuit Breakers

Operation

Electric Type

Model NO.

DC Breaker

Speed

Normal Type Circuit Breaker

Installation

Track Type

Structure

MCB

Poles Number

Type

Input Device

Function

Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)

Certification

ISO9001-2000, CE, CCC, ISO14001

Curve

K Curve/C Curve/D Curve

Waterproof

IP40

Number of Poles

1p / 2p / 3p / 4p

Current

1A/2A/3A/4A/6A/10A/16A/20A/25A/32A/40A/50A/63A

Connection

X / None=Standard

Transport Package

20 PCS/ Box

Specification

Trademark

Langir

Origin

Zhejiang, China

HS Code

8536500090

Production Capacity

500000/Month

Key features

High Breaking Capacity: Capable of handling up to 10 kA breaking capacity for reliable protection.

Wide Voltage Range: Supports operating voltages from 250VDC (1P) up to 1000VDC (4P).

Multiple Pole Options: Available in 1P, 2P, 3P, and 4P configurations to suit various needs.

Comprehensive Certifications: Certified with ISO9001, CE, CCC, and ISO14001 for quality assurance.

100% Quality Testing: Every unit undergoes 100% visual and functional inspection before delivery.

OEM and ODM Services: Customization available from samples with OEM/ODM support.

IP40 Protection Rating: Device features IP40 protection degree for safety in modular enclosures.

Fast Delivery Time: Typical delivery within 2 to 20 days after receiving advance payment.

Company profile

Management Certification100% Finished Products InspectionImporters and ExportersYears of Export Experience

Yueqing Langir Electric Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 16 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤1.58h

AI-Powered supplier vetting

SummaryLangir demonstrates established manufacturing, OEM/ODM, customization, quality-control, and customer-support capabilities. It operates five production lines, reports switch production of 600,000 pieces, and exports to multiple global regions, with 90% of total sales from exports. The supplier states that its products meet IP67/IP68, UL, CE, and RoHS standards. It has procedures for corrective and preventive actions and customer complaints, and finished-product inspection instructions are uniformly followed. However, it reports no in-stock service capacity, overseas warehouse, showroom, overseas agent or branch, or available SDK. Innovation evidence is mixed: ODM is available, but no new products were reported in the past year and total R&D engineer experience is six years. Financial information is limited to the availability of records for 2022–2024, without performance details.

Supplier typeThe supplier presents itself as a manufacturer providing product selection guidance, prototyping, OEM/ODM services, customization, and after-sales support. Its stated production infrastructure includes five production lines, stamping and laser-marking facilities, and self-operated import/export rights, indicating a manufacturing-oriented supplier rather than a pure trading company.

CertificationsLangir states that its products meet IP67/IP68, UL, CE, and RoHS standards, covering ingress protection, safety, and environmental compliance. The provided information identifies claimed compliance standards but does not include certificate numbers, issuing bodies, or validity dates.

After-Sales capabilityThe supplier describes after-sales support and troubleshooting and has clear procedures and followed records for corrective and preventive actions and customer complaints. However, it has no in-stock service capacity, overseas warehouse, showroom, overseas agent, or branch, which limits local and rapid overseas support.

Production capacityThe supplier operates five production lines, reports switch production of 600,000 pieces, and has stamping and laser-marking facilities. It has a valid manufacturing-capacity contract with associated subcontractors, an outsourcing SOP, and uniformly followed finished-product inspection instructions, but it does not perform ongoing quantity reconciliation for every batch or production run.

Customization capabilityThe supplier explicitly offers prototyping, OEM/ODM services, custom solutions tailored to operational needs, and customization from samples. It also reports OEM service for well-known brands, providing direct evidence of both product customization and contract-manufacturing capability.

Product Q&A

Q:What is your terms of packing?

Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q:Do you have a catalogue?

Yes, We have product catalogue. Please contact us on line or send an Email to sending the catalogue.

Q:How about your delivery time?

Generally, it will take 2 to 20 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q:Can you provide samples? Are the samples free?

Yes, we can provide samples. But you have to pay for the shipping cost. If you need many items, or need more qty for each item, we will charge for the samples.

Q:Do you test all your goods before delivery?

Yes, we have 100% test one by one before delivery.