
Projoy DC Junction Box - Five String Input with MC4 Connectors
Projoy Electric Projoy DC Junction Box - Five String Input with MC4 Connectors
- Projoy DC Junction Box - Five String Input with MC4 Connectors
- Part No: PEJB-5-1-MC4
- Switches - DC Combiner Box
- Max Output Voltage Per String: 1000V
- Max Output Current Per String: 45A
- Max Current Output: 125A
Projoy PEJB series DC Junction Box is a wiring device to ensure the orderly connection and junction of photovoltaic modules in the photovoltaic power generation system.The device can ensure that the photovoltaic system is easy to cut off the circuit during maintenance and inspection, and reduce the scope of power outage when the photovoltaic system fails.
Suitable for 5 string input 1 string output PV system
Stocked lines ordered before 2pm go out for next-day delivery. UK mainland is typically 1-2 business days, with the Highlands and Islands taking a little longer.
Unused items in their original packaging can be returned within 14 days of delivery. Get in touch first and we'll arrange collection or send a return label.
Yes. Installers get trade rates, and pallet or project quantities are quoted individually - contact us with your requirements.
Prices are displayed ex VAT with the inc VAT figure alongside, so trade customers see the number they work from and everyone can check the total.
Send us the roof layout, the output you're targeting and any existing equipment, and our team will spec a compatible system and flag anything needing G98 or G99 notification.
Larger orders ship palletised on a tail-lift vehicle. Someone needs to be on site to receive it, and delivery is kerbside unless arranged otherwise.
Build your complete solar system
Everything you need in one place.
- Inverters
- Batteries
- Mounting Systems
- Cabling & Accessories
- Protection Devices
Delivery times vary by region:
- UK — 1-2 business days
- Highlands & Islands — 1-2 business days
Returns accepted within 14 days of delivery for unused items in original packaging.

