HomeProductsMCBDC MCB3in 3out Circuit Breaker Box DC500V

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3in 3out Circuit Breaker Box DC500V

LQX3/3DC500VBB

1. LQX3/3DC500VBB Circuit Breaker Box
Specifically designed for circuit aggregation and protection between solar panels and inverters.The Circuit Breaker Box features a 3 in (3 PV strings) 3 out (3 inverter strings) configuration. Rated voltage: DC500V. Rated current: 16~125A.
2. IP65 Outdoor Waterproof Protection
Features a PC+ABS engineering plastic enclosure with flame-retardant, high-temperature resistant, UV-resistant, and impact-resistant properties, suitable for harsh outdoor environments
3. Integrated Component Configuration
Features a built-in circuit breaker and supports customizable addition of other photovoltaic components, providing multiple layers of protection against short circuits and overload impacts.
4. Extensive Application Scenarios
Suitable for most solar power projects including utility-scale PV plants, commercial/residential rooftop systems, agro-photovoltaic integration, and floating solar installations
5. Globally Certified Professional Manufacturer
Products hold multiple international certifications including CE, ISO, and IP65, compliant with IEC standards. CNLONQ delivers one-stop customized PV protection solutions, offering complimentary product design planning and 3D visualization services

Free DC/AC Design Solution

Product Description & Video

Parameters

Product Parameters

Technical data
Product Name			PV Circuit Breaker Box
Model			LQX3/3DC500VBB
Type			MCB with IP65 Junction Box
String			3Strings 3input 3output
Rated Voltage Ue			DC500V
Rated Current In			16A, 20A, 25A, 32A, 40A, 50A, 63A, 80A, 100A, 125A optional
Impulse Withstand Voltage Uimp			4kV
Breaking Capacity Icu			6kA
Quality Certificate			CE, ISO, IP65, IEC
Standard			IEC 60947-2, IEC 60529
Protection Level			IP65
Impact Level			IK10
Materiał			PC ABS(Box), PA(MCB)
Operating Temperature			-25℃ ~ 60℃
Humidity			≤95%
Connector			MC4 or PG
Installation			Wall Mounting
Altitude			2000m
Warranty			18 months
Size and Weight
Product Size LWH (without connector)			210215100mm(16~63A), 258298125mm(80~125A)
Product Weight
Inner box package Size
Inner box package Weight
Outer Case Packaging Details
Outer Case size
Outer Case Weight

Features

IP65 Waterproof

Passed IP65 protection testing. Housing made of PC+ABS material, UV-resistant, long service life

Forced arc extinction, Icu=6kA

Magnetic blowout arc extinction

Protecting Circuit Safety

Circuit breaker, short-circuit protection and overload protection. Extend the lifespan of photovoltaic systems and enhance safety

UL94V-0 Flame Retardant

Self-extinguishing when removed from flame, effectively preventing fires and safeguarding property.

Stable Operation

-25°C to +60°C, heat and cold resistant, long service life

DIY Connector

Optional MC4 or PG connectors for customization

Free Customized Solutions OEM/ODM

We design exclusive PV solutions tailored to your needs at no cost.

Why do you need a CNLONQ Circuit Breaker Box for your PV system?

The CNLONQ circuit breaker box is designed with comprehensive considerations for safety, reliability and professionalism. It not only effectively handles hazardous DC arcs and prevents equipment damage from overloads and short circuits, but also provides safety assurance for routine maintenance while adapting to diverse outdoor environments

●Free design of DC/AC system, packaging and labeling,OEM/ODM ●Reporting and tracking of the whole process before, during and after sales ●Free training for staff and installers ●Free design of promotional materials and videos ●Copyright, certificate and patent sharing ●Trade show resource support ●For more customized services please contact

Free Customized Solution Process