Can I use this adapter with other BioLite products?

No, this adapter is designed specifically for the SolarHome 620+ and 625 control boxes. It connects to the solar input port on those models and will not work with other BioLite systems.

Will this work if I'm traveling outside the US?

The adapter accepts 100-240V input, so it works with international voltages. However, it has a Type A (US) plug, so you'll need a plug adapter for outlets in other countries.

Can I charge the SolarHome while using it?

Yes, you can typically use the lights and USB ports on the SolarHome system while the battery is charging from the wall adapter, though check your control box manual for specific usage guidance.

How do I know when the battery is fully charged?

The SolarHome control box has indicator lights that show battery status. Refer to your control box display for charge level information while the adapter is connected.

SolarHome Wall Charger

b corp
carbon neutral

The 3-second version

Charges SolarHome 620+ in two hours, 625 in two and a half hours
Plugs into the same solar input port on your control box
Eight-foot cord reaches from outlet to control box in most rooms
Only compatible with SolarHome 620+ and 625
Requires US Type A outlet or adapter

Why it's on GiftsFeed

AC adapter that charges BioLite SolarHome systems from the wall in hours

Most solar lighting systems leave you waiting for the sun, which is fine until you're three cloudy days into a stretch and the battery is running low. This adapter turns the SolarHome into a hybrid system: solar when it's available, wall power when it's not. That flexibility matters most to people who rely on the SolarHome for actual backup lighting rather than casual use, and who don't want to gamble on whether tomorrow will be sunny enough to recharge before the next outage. The two-hour charge time means you can top off the battery in an afternoon instead of hoping for clear skies.

Good gift when

SolarHome 620+ or 625 owners who need backup charging options
People using solar lighting systems in regions with unpredictable weather
Anyone preparing a SolarHome system for emergency power needs
Users who want faster charging than solar panels can deliver

Skip it if Only works with SolarHome 620+ and 625 models—verify your control box model before ordering, as this adapter is not universal across all BioLite products.

Specs

Compatible Models: SolarHome 620+, SolarHome 625
Charge Time (620+): 2 hours
Charge Time (625): 2.5 hours
Input Voltage: 100-240 VAC, 50-60 Hz, 0.6A
Input Type: Type A (US) ungrounded outlet
Output: 12V, 2A
Output Connector: 4.5mm DC plug
Cord Length: 8 feet

What's included

Wall charger adapter with 8-foot cord

If you're giving it

No sizing to guess

Best as a companion to a SolarHome system rather than a standalone gift.

The details

This AC adapter adds grid-based charging to the SolarHome 620+ and 625 systems, connecting directly to the solar input port on your control box. When clouds roll in or you need a battery topped off before an outage, plug this in and you'll have a full charge in two to two and a half hours instead of waiting for the sun.

The adapter works with standard US outlets and delivers twelve volts at two amps through an eight-foot cord, giving you flexibility in where you position the control box while charging. It uses the same port as the solar panel, so you simply unplug the panel and insert this adapter when wall power makes more sense.

Input voltage ranges from 100 to 240 VAC at 50 or 60 Hz, and the output terminates in a 4.5mm DC plug that matches the SolarHome control box port. The cord length keeps the control box accessible without requiring an extension cable in most rooms.

This is the kind of accessory that earns its place when weather turns or when you want the system fully charged before packing it for a trip. It doesn't replace solar charging, but it removes the dependency on clear skies when timing matters. For anyone running a SolarHome system as backup lighting or off-grid power, having a way to charge from the wall when needed turns the setup into something more reliable than solar alone.

BioLite

SolarHome Wall Charger

Plug-in backup power for the 620+ and 625 control boxes when sun is scarce

$24.95at bioliteenergy.com

Quantity

Buy from BioLite

Ships and sold by BioLite. About this merchant

The 3-second version

Charges SolarHome 620+ in two hours, 625 in two and a half hours
Plugs into the same solar input port on your control box
Eight-foot cord reaches from outlet to control box in most rooms
Only compatible with SolarHome 620+ and 625
Requires US Type A outlet or adapter

Questions

Can I use this adapter with other BioLite products?: No, this adapter is designed specifically for the SolarHome 620+ and 625 control boxes. It connects to the solar input port on those models and will not work with other BioLite systems.
Will this work if I'm traveling outside the US?: The adapter accepts 100-240V input, so it works with international voltages. However, it has a Type A (US) plug, so you'll need a plug adapter for outlets in other countries.
Can I charge the SolarHome while using it?: Yes, you can typically use the lights and USB ports on the SolarHome system while the battery is charging from the wall adapter, though check your control box manual for specific usage guidance.
How do I know when the battery is fully charged?: The SolarHome control box has indicator lights that show battery status. Refer to your control box display for charge level information while the adapter is connected.