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Factory Overload Protection 2pole Type a AC 18mm Dpn RCBO
US$3.80
12-119 Pieces
US$3.72
120-1,199 Pieces
US$3.65
1,200+ Pieces
Sample price:US$5.00/piece.Request sample
Product profile
Customization
AvailableBreaking Capacity
Low Voltage Circuit BreakersOperation
Electric TypeModel NO.
SRE2-40LSpeed
High-Speed Circuit BreakerArc-extinguishing Medium
AirInstallation
FixedStructure
RCBOPoles Number
1p+NType
Residual Current Circuit BreakerFunction
Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, Ground FaultCertification
ISO9001-2000, CE, CB, CCCRated Voltage Un
230V, 50/60HzShell Protection Level
IP20Number of Poles
1p+NRated Current in
6-40ATransport Package
Exporting CartonTrademark
LONGROAD/OEMOrigin
ChinaProduction Capacity
30000 PCS/MonthKey features
Integrated Protection Functions: Combines overload, short circuit, and leakage protection in one unit.
Compact 18mm Design: Ultra-narrow 18mm width (1 module) saves space in distribution boxes.
High Breaking Capacity: Rated breaking capacity of 6000A ensures safety during high fault currents.
Anti-Surge Current Design: Resists lightning and surge impacts to prevent erroneous tripping.
Wide Leakage Current Options: Available in 10, 30, 100, and 300mA for diverse application needs.
Durable Mechanical Life: Mechanical life exceeds 20,000 on/off operations for long-term reliability.
Safe Contact Indicator: Visual window indicates true contact state for safe isolation.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2010-03-06 CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤2.27h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR
AI-Powered supplier vetting
SummaryYueqing Long Road Electric Co., Ltd. is a China-based limited trading company established in 2014 according to its business profile, while its company description states it was founded in 2010. It supplies low-voltage electrical products, including MCBs, RCCBs, SPDs, MCCBs, contactors, relays, isolators, and photovoltaic combiner boxes. The supplier reports ISO9001:2015 certification, multiple product certifications, eight production lines, MCB output of 20 million pieces, and one-month lead times in both peak and off-peak seasons. It claims exports to more than 80 countries and regions, although the detailed export-market information is limited to Africa, Southeast Asia, and the Middle East. Evidence supports broad product coverage, documented quality systems, and claimed innovation capabilities. However, after-sales resources, customization capability, financial credibility, and customer performance are insufficiently verified. The profile also contains inconsistencies regarding founding year, supplier...
CertificationsThe supplier explicitly reports an ISO9001:2015 management-system certificate. It also claims product certifications including CE, CB, IEC, SGS, Nemko, SAA, SASO, TUV, CCC, Golden Sun, and VDE, but the provided slices do not include certificate numbers, validity dates, or verification documents.
R&D capabilityThe supplier claims strong independent innovation capabilities, core technologies, multiple patents, and leading-level Internet of Things circuit breakers and photovoltaic and communications DC power-distribution products. These statements provide explicit positive evidence, although patent details and independent technical validation are not included.
Production capacityThe profile reports eight production lines, an MCB output of 20 million pieces, a 300.0 m² manufacturing plant, and one-month order fulfillment in both peak and off-peak seasons. These figures support established production capacity, although the relationship between the reported plant area, production lines, and the supplier's trading-company classification is not clarified.
Client casesThe supplier claims sales to countries and regions including the UK, Spain, Portugal, Singapore, Turkey, Russia, Korea, South Africa, and Nigeria, and separately claims coverage of more than 80 countries and regions. A detailed trade record identifies BTCPOWER CEBU INC as an associated buyer with one recorded transaction, providing some customer evidence but not enough to demonstrate a broad, verified customer portfolio.
Product Q&A
Q:What protection functions does this RCBO offer?
A:
It integrates overload, short circuit, and leakage protection, plus provides fire and electric shock protection.
Q:What is the width of this circuit breaker?
A:
The product features a compact design with a width of only 18mm, occupying one module.
Q:What are the available rated leakage current levels?
A:
It supports various levels including 10mA, 30mA, 100mA, and 300mA for different applications.
Q:Can this device resist lightning or surge impacts?
A:
Yes, it has a unique anti-surge current design to prevent erroneous tripping caused by lightning or large switch operations.
Q:What is the rated breaking capacity?
A:
The rated breaking capacity is 6000A, ensuring safety under high fault current conditions.
Send Inquiry
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Yueqing Long Road Electric Co., Ltd.
Yueqing Long Road Electric Co., Ltd.*Content:
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