BLUETTI SolarX 4K MPPT Solar Charge Controller, 150V-500V 80A, Bluetooth/WiFi Controller for Solar Generator Apex 300 & B300K, Ideal for RV, Home and Off-Grid Living

Price: $699.00
(as of Feb 12, 2026 23:24:11 UTC – Details)

From the brand

Valentine’s Day Sale

New | 1200W Alternator Charger

New | Double the Capacity

120V & 240V Dual Voltage Power

Clean Power for Better Future

Portable Power Station

Home Battery Backup

Solar Generator Kit

Solar Panel

Safeguarding Your Power Needs

[4200W Solar Input] – SolarX 4K MPPT charge controller takes in up to 4200W solar power (150V–500V), compatible with third-party solar panels for flexible setups.
[ 99% Efficiency] – Harvest maximum solar energy even in low light with this efficient MPPT solar controller, outpacing standard charge controllers.
[4000W Stable Output] – Deliver 4,000W DC power (58V/80A) to BLUETTI solar batteries like Apex 300 and B300K.
[Smart & Safe Charging] – With protections (overcurrent, reverse polarity, insulation detection). Monitor your solar charge controller remotely via Bluetooth and WiFi using the BLUETTI app.
[All-Weather Ready] – BLUETTI solar charge controller works from -20°C to 55°C (-4°F to 131°F), ideal for RVs, off-grid homes, and outdoor adventures.
[What You Get] – BLUETTI SolarX 4K Solar Charge Controller, DC output cable (XT60-F connectors), 8 fixing screws, 3 grounding screws, 9 OT terminals, 8 anchors, knockout connector, hex socket wrench, document.