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400W MPPT Solar Charge Controller, 12V 24V 36V 48V Solar Battery Charging Controller for Solar Panels

Regular price $214.95 Sale price$64.95 Save 70%
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NOTICE: This product is one of our bestsellers and is already sold out in our physical store. If the “ADD TO CART” button still works, it means the product is still in stock online in limited quantities.
VIP BLACK FRIDAY SALE
UP TO 70% OFF + FREE MYSTERY GIFT 🎁
00DAYS
:
00HRS
:
00MIN
:
00SEC

400W MPPT Solar Charge Controller for Reliable Battery Performance and Power Management

You get solid solar power without checking settings or stressing about equipment damage. Monitor levels with morning coffee, track input between yard work, and review everything during weekend projects. Skip manual voltage tweaks, constant system checks, and worrying something burned out overnight.

The controller detects your battery voltage when you connect it and switches between 12V, 24V, 36V, or 48V automatically. The screen shows battery status, solar input, and current load. The circuit hunts for maximum power from panels even during cloudy weather.

Seven operation modes let you pick light control, timer schedules, or manual management based on how you use power. The aluminum heat sink keeps everything stable up to 131 degrees. Two USB ports charge devices while handling solar input simultaneously.

Large terminals accept 0.63 inch wire capacity for minimal power loss during transfer between panels and batteries. Built in protection stops overcharging, overvoltage spikes, reverse polarity mistakes, and low voltage shutdowns automatically. The system works with different battery types and charging configurations.

  • MULTI VOLTAGE DETECTION: Automatically identifies 12V, 24V, 36V, or 48V battery systems and adjusts charging parameters without manual configuration.

  • LCD MONITORING DISPLAY: Shows real time battery status, solar input levels, load output, fault alerts, and system parameters continuously.

  • SEVEN OPERATION MODES: Choose light activated control, timer based scheduling, or manual management to match your specific power usage patterns.

  • MAXIMUM POWER TRACKING: MPPT technology continuously searches for optimal solar harvest even during cloudy conditions or partial shade coverage.

  • LARGE TERMINAL CAPACITY: Wiring ports accept 0.63 inch cables with 0.28 inch spacing to handle thick gauge wire safely and efficiently.

  • DUAL USB CHARGING: Two USB ports simultaneously power phones, tablets, gaming devices, and portable electronics directly from solar energy.

  • THERMAL MANAGEMENT SYSTEM: Aluminum heat sink with cooling design maintains stable component operation up to 131 degrees Fahrenheit consistently.

  • COMPLETE CIRCUIT PROTECTION: Automatic safeguards prevent overcharge, overvoltage, reverse polarity, and low voltage damage to expensive battery and panel equipment.

SOLAR BATTERY CHARGING CONTROLLER SPECS

  • Input Voltage: 12V/24V/36V/48V

  • Controller Type: MPPT

  • Power Rating: 400W

  • Display: LCD Screen

  • USB Ports: 2

  • Wire Capacity: 0.63 inches

  • Wire Spacing: 0.28 inches

  • Operation Modes: 7

  • Max Temperature: 131°F

  • Housing: Aluminum Alloy

  • Protection: Overcharge/Overvoltage/Reverse Polarity/Low Voltage

PACKAGE INCLUDED

  • 1 x Solar Charge Controller

  • 1 x User Manual

30-Day Money-Back Guarantee

We love our products and are confident that you will too! That’s why we offer a 30-day money-back guarantee. If the product doesn’t meet your expectations, simply return it for a full refund.

Customer Reviews

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4.70 out of 5
Based on 7187 reviews
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Tyler Jackson Verified

Didn't have to follow up

Got the confirmation right away, then another email when it shipped. Tracking worked and the package arrived when they said it would. Pretty straightforward
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Steven Sanders Verified

Just as described

Nothing missing and no surprises when I opened the box. What arrived matched what I'd seen on the website
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Amber Peterson Verified

Better price than other places

Shopped around a little before ordering and this was quite a bit cheaper. Delivery went as expected too, so I'm happy with it.
★ ★ ★ ★ ★
A ✓
Allison Garcia Verified

Actually answered my question

I emailed before ordering because I couldn't figure out which option I needed. Got a real explanation of the differences, not just a link to the page I'd already read. Sounds like a small thing, but it helped me decide. Ordered that evening and I'm happy with what showed up.
★ ★ ★ ★ ★
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Jeffrey Cooper Verified

Good experience again

My first order was just something small a few months ago. That went well, so I checked here when I needed something else. A completely different kind of purchase this time, but ordering was just as easy. Saved me another evening of shopping around!
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Jacob Brooks Verified

Here in two days!

Ordered Sunday evening and it was here Tuesday morning. Wasn't expecting that, especially after ordering over the weekend
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Stephanie Rogers Verified

really happy

Everything arrived, all good 😊
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Courtney Gray Verified

Picked the wrong option

Totally my mistake, I chose the wrong option and didn't notice until I got the confirmation. Sent an email and they were able to change it before it shipped. Glad I didn't have to deal with sending it back afterward!
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Adam Campbell Verified

Good value

Bought it on sale. Happy with what I paid and it's what I was looking for, so that works for me.
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Jessica Wilson Verified

Wasn't sure at first

Hadn't heard of Embermont before and wasn't sure about ordering from somewhere new. Just bought one thing to start. It took a little while to ship, but they kept me updated and everything arrived as described. Happy with the purchase and I'd feel comfortable ordering again.
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Melissa Hall Verified

Helpful when there was a problem

There was a mix-up with my order, so I reached out. Sent a photo and they explained what would happen next. Didn't have to tell the same story to a bunch of different people, which I appreciated. All taken care of now
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Mark Kelly Verified

Easy enough

Ordered on my phone during my lunch break. Checkout was easy and the confirmation had everything I needed.
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Megan Long Verified

Found it online instead

They didn't have the one I wanted when I stopped by the store, but suggested checking online. Was able to order it on the website later that day. Would've preferred to take it home right then, but this worked out fine.
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Kristen Edwards Verified

Back for another order

Second order now, both went just fine 👍
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Anthony Richardson Verified

Packed well

One corner of the box was dented, but everything inside was well protected. Nothing damaged.
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A ✓
Andrew Lewis Verified

Nice find

Just what I needed, good price too
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B ✓
Brittany Morgan Verified

Return was straightforward

The order arrived fine, but I decided not to keep it. Emailed about a return and got clear instructions. I was mostly worried about having to follow up on the refund, but got a confirmation once the return was processed and the money came back afterward. Didn't have to chase it down.
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Brandon Martin Verified

Worth checking the sale

Got what I wanted and spent less than I'd planned. I'll take that!
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K ✓
Kimberly Harris Verified

They checked instead of guessing

Had a question about a detail in the description. The person replying actually checked on it instead of guessing. Took another email to get the answer, but at least it was clear.
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Ryan Jenkins Verified

No complaints

Exactly what I ordered. All good
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Erin Robinson Verified

Exchange taken care of

Needed to exchange my order for a different option and figured it would be a hassle. It didn't happen overnight, but the team explained what to do and kept me updated. The replacement is here now and it's the right one this time. Thanks for helping me sort it out.
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Hannah Griffin Verified

Thanks, Michael!

Michael, the owner, was patient with all my questions when I stopped by the store. I hadn't quite decided what I wanted and didn't feel pushed to buy anything. Went home, thought it over and ordered online later.
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Patrick Carter Verified

Earlier than expected

Thought this would arrive toward the end of the week, so it was a nice surprise when it showed up early. I was even home to bring the package inside!
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S ✓
Scott Mitchell Verified

Worked out well

Fair price, arrived on time. Happy customer
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T ✓
Thomas Ward Verified

Helpful even after the purchase

Had a question after my order arrived and wasn't sure how much help I'd get once the sale was done. They got back to me with a clear answer and that took care of it. Happy with the purchase, but the help afterward stood out.
400W MPPT Solar Charge Controller, 12V 24V 36V 48V Solar Battery Charging Controller for Solar Panels
400W MPPT Solar Charge Controller, 12V 24V 36V 48V Solar Battery Charging Controller for Solar Panels
$214.95 $64.95
400W MPPT Solar Charge Controller – 12V 24V 36V 48V Battery Regulator with LCD