Victron Energy MPPT WireBox-L MC4 – Wiring Box for 150V 45/60/70A & 250V 60/70A BlueSolar & SmartSolar MPPT Charge Controllers

The Victron Energy MPPT WireBox-L MC4 is the compact wiring enclosure purpose-built for Victron BlueSolar and SmartSolar MPPT solar charge controllers rated 150V at 45/60/70A and 250V at 60/70A. It's the best-fit accessory for off-grid, marine, and RV builders who want protected, professional DC wiring. Buy online today for $16.50 — a 50% discount off the $33.00 compare-at price.

Specifications

Product Details

• Brand: Victron Energy
• Model / Series: MPPT WireBox-L MC4
• Product Type: MPPT controller wiring box (Solar Charge Controllers accessories)
• Fits: 150V 45/60/70A & 250V 60/70A MPPT controllers
• Connector Type: MC4-compatible

Functions & Compatibility

The WireBox-L covers the controller's PV and battery terminals, routes MC4 connections, and gives installations a finished look while reducing accidental contact with live DC terminals. It pairs with SmartSolar and BlueSolar MPPT controllers that offer MPPT tracking, synchronized charging, VictronConnect app control, and intelligent load output.

Selection Criteria & Alternatives

Match the WireBox-L to mid-current controllers (45A–70A). For 85A/100A VE.Can controllers, the WireBox-XL is the correct larger alternative. Choosing the right size guarantees proper gland alignment and full terminal cover.

Use Cases

• RV and van-life solar upgrades
• Marine battery charging systems
• Off-grid cabins and sheds with mid-size MPPT controllers

Price Value & Deal Value

At $16.50 vs. $33.00, you save $16.50 (50% off). Stack coupon OUTPOST12 for an extra 12% off. Free shipping on orders over $45.00 — bundle with Victron accessories to qualify.