50A MC4 Solar Connector, PV-03-1 High-Current IP67

Our PV-03-1 50A MC4 Solar Connector is engineered for maximum power transfer in large-scale PV systems. This 1500V IP67 fitting is ideal for utility and commercial solar farms using 10mm² cables.

Technical Parameter

Product Type: High-Current MC4 Solar DC Connector
Model: PV-03-1
Rated Voltage: 1500V DC (IEC/UL)
Rated Current: 50A
IP Rating: IP67(Mated) / IP2X (Unmated, Touch-Proof)
Operating Temperature: -40°C to +90°C
Contact Resistance: ≤0.5 mΩ
Contact Material: Copper, Tin-Plated
Flame Class: UL94-HB / UL94-V0
Compatible Cable Size: 10mm²
Compliance Standards: TÜV, IEC 62852, UL 6703, RoHS, REACH

Key Features

50A High-Current Capacity: Specifically designed to handle a rated current of 50A, making it ideal for large-scale commercial and utility projects to reduce the number of parallel connections.
Optimized for 10mm² Cable: Engineered to perfectly accommodate 10mm² (AWG 8/7) solar cables for maximum power transfer and minimal resistance.
1500V DC High-Voltage Rating: Allows for longer solar panel strings, which reduces Balance of System (BOS) costs and improves overall system efficiency.
IP67 Waterproof Protection: Provides the highest level of protection against dust and water immersion, ensuring long-term reliability in all weather conditions.
Low Contact Resistance (0.5mΩ): Industry-leading low resistance ensures minimal power loss and maximizes system energy harvest.
Internationally Certified: Fully compliant with major international standards including IEC 62852, UL 6703, and TÜV certification for 1500V systems.

Standard DC Solar Connectors
Model	Rated Current (A)	Rated Voltage (V DC)	Cable Size (mm²)	Key Features	Typical Applications
PV-01	30A	1000V	2.5, 4, 6	Standard, high-reliability design	Standard residential and commercial PV systems.
PV-02	30A	1000V	2.5, 4, 6	Enhanced grip housing for secure handling	Ideal for cold climates or installations requiring gloves.
PV-04	30A	1000V	2.5, 4, 6	Compact, space-saving design	Residential installs with limited space or high aesthetic value.
PV-05	30A	1000V	2.5, 4, 6	Panel-mount design	Clean pass-through connections for combiner boxes & inverters.
PV-07	30A	1000V	2.5, 4, 6	Tool-free assembly	Large-scale projects where reducing installation time is critical.
PV-06	30A	1500V	2.5, 4, 6	Reinforced housing for high mechanical stress	Ground-mount arrays, solar trackers, and other demanding environments.
PV-03	30A	1500V	2.5, 4, 6, 10	1500V rating, supports larger gauge cables	Commercial & utility projects using longer strings to reduce BOS costs.
PV-03-1	50A	1500V	10	High current 50A capacity	Large-scale commercial & utility projects optimizing high-current consolidation.

Model	Type	Rated Current (A)	Rated Voltage (V DC)	Cable Size (mm²)	Key Features / Topology	Typical Applications
PV-Y3	Y-Connector (2-to-1)	30A	1000V (IEC) / 800V (UL)	2.5, 4, 6	Classic Y-branch configuration	Flexible parallel connections for standard string wiring.
PV-Y4	Y-Connector (3-to-1)	30A	1000V (IEC) / 800V (UL)	2.5, 4, 6	Unique 120° layout minimizes cable stress	Custom installations requiring optimized cable routing.
PV-Y5	Multi-Y Connector	30A	1000V (IEC) / 800V (UL)	2.5, 4, 6	Compact, multi-string parallel design	Ideal for replacing small combiner boxes during system retrofits.
PV-T3	T-Branch (2-Way)	50A	1500V(IEC) / 800V (UL)	2.5, 4, 6	Optional Diode/Fuse, high current capacity	Efficient multi-string paralleling without extra junction boxes.
PV-T4	T-Branch (3-Way)	50A	1500V(IEC) / 800V (UL)	2.5, 4, 6	Optional Diode/Fuse, high current capacity	Efficient multi-string paralleling without extra junction boxes.
PV-T5	T-Branch (4-Way)	50A	1500V(IEC) / 800V (UL)	2.5, 4, 6	Optional Diode/Fuse, high current capacity	Efficient multi-string paralleling without extra junction boxes.
PV-T6	T-Branch (5-Way)	50A	1500V(IEC) / 800V (UL)	2.5, 4, 6	Optional Diode/Fuse, high current capacity	Efficient multi-string paralleling without extra junction boxes.
PV-T7	T-Branch (6-Way)	50A	1500V(IEC) / 800V (UL)	2.5, 4, 6	Optional Diode/Fuse, high current capacity	Efficient multi-string paralleling without extra junction boxes.

Functional Connectors & Internal Components
Model	Category	Rated Current (A)	Rated Voltage (V DC)	Core Function & Application
PV-30A-FUSE	In-line PV Fuse Connector	30A	1000V (IEC) / 800V (UL)	Provides integrated overcurrent protection at the string level, simplifying design and reducing potential failure points.
FT Series	Internal Metal Contacts (Crimp Terminals)	N/A	N/A	The core conductive elements inside the connector housing, ensuring superior conductivity and long-term durability.