SKU: 57362336240

Genasun 8A MPPT 24V Voltage Boost (Lead-Acid) - Waterproof Solar Charge Controller

$119.25 $132.50
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Description

Genasun 8A MPPT 24V Voltage Boost (Lead-Acid) - Waterproof Solar Charge ControllerGenasun GVB 8 Pb 24V WP: Advanced MPPT Boost Solar Charge Controller for 24V Lead Acid Systems Efficient Voltage Boosting for Off Grid, Marine, and Industrial Applications The Genasun GVB 8 Pb 24V WP is a specialised MPPT boost solar charge controller engineered to charge 24V lead acid batteries from lower voltage solar panels. Unlike standard controllers that require panel voltage to exceed battery voltage, this units unique boost topology steps up

Genasun GVB-8-Pb-24V-WP: Advanced MPPT Boost Solar Charge Controller for 24V Lead-Acid Systems

Efficient Voltage Boosting for Off-Grid, Marine, and Industrial Applications

The Genasun GVB-8-Pb-24V-WP is a specialised MPPT boost solar charge controller engineered to charge 24V lead-acid batteries from lower-voltage solar panels. Unlike standard controllers that require panel voltage to exceed battery voltage, this unit’s unique boost topology steps up input voltage, enabling the use of compact, cost-effective solar arrays. With 96-98% typical electrical efficiency and a peak of 99%, it maximises energy harvest in space-constrained installations.

Designed for demanding environments, the controller is fully encapsulated in a proprietary potting compound, achieving an IP68 waterproof rating. This makes it suitable for marine, RV, golf cart, and industrial applications where moisture, vibration, and temperature extremes are common. True Maximum Power Point Tracking (MPPT) at 15 Hz ensures rapid adaptation to changing light conditions, outperforming controllers with slower or nominal MPPT algorithms.

Key Features

  • Voltage Boost Technology: Charges 24V batteries from panels with Vmp as low as 5V, ideal for 12V nominal panels or 36-cell modules
  • High Efficiency: 96-98% typical conversion efficiency reduces energy loss and heat buildup
  • Waterproof Construction: IP68-rated, fully potted electronics withstand submersion and harsh weather
  • True MPPT: 15 Hz tracking speed captures maximum power during cloud transients and partial shading
  • Low Self-Consumption: Only 6 mA standby draw preserves battery charge during idle periods
  • Integrated Safety: In-line fuse protection and multi-stage charging with temperature compensation
  • Wide Operating Range: Functions from -40°C to 85°C ambient, suitable for extreme climates

Reliable Charging for Critical Systems

This controller employs a multi-stage charge profile with bulk, absorption, and float stages, plus automatic temperature compensation (-56 mV/°C) to prevent overcharging in hot conditions and undercharging in cold. The ultra-low standby consumption of 6 mA ensures the battery is not drained when solar input is absent, a critical advantage for seasonal or intermittently used equipment.

Installation is straightforward with pre-stripped 16 AWG tinned flying leads and an included 10A in-line fuse. The compact dimensions (14 cm x 8.1 cm x 5.5 cm) and light weight (290 g) allow mounting in tight enclosures or directly on vehicle frames. A multicolor status LED provides at-a-glance indication of charging state.

Applications

  • Marine and RV: Maintain 24V house banks from small deck or roof panels
  • Golf Carts and EVs: Boost 12V panel output to 24V traction batteries
  • Remote Monitoring: Power 24V telemetry systems with a single low-voltage panel
  • Street Lighting: Reliable charging in all weather with no fan or vents to clog
  • Off-Grid Industrial: Operate 24V equipment from existing 12V solar infrastructure

By decoupling panel voltage from battery voltage, the Genasun GVB-8-Pb-24V-WP solves the common challenge of mismatched solar arrays and battery banks. It reduces the risk of undercharging in low-light conditions and eliminates the need for large, high-voltage panels, saving space and cost. The rugged, waterproof design mitigates failure risks associated with dust, salt spray, and condensation, ensuring long-term reliability in the field.

Upgrade Your Solar Charging System

Equip your 24V lead-acid setup with a controller built for efficiency and endurance. Order the Genasun GVB-8-Pb-24V-WP today and experience consistent, maintenance-free charging from any solar panel configuration.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 57362336240

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4.4 ★★★★★
Based on 27 reviews
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Product Reviews
K
KindaPicky
Chelsea, US
★★★★★ 4
Magnet is super strong but hooks are not adjustable
Style: Updated 3.46in Magnet L Red Hooks 2PCS, Style: Updated 3.46in Magnet L Red Hooks 2PCS
I ordered this set of Mutuactor magnetic hooks because I was tired of thinking I had things organized and then finding previously hung magnets have slid down the wall. It was a first for me to have to assemble a magnetic hook. This was made slightly more difficult by requiring a wrench. So many items these days arrive with a disposable little hex wrench or whatever is needed for assembly. Not in this case. Maybe the manufacturer assumes if you are spending $15 per magnet to hang your tools you have a wrench handy. Anyway, I got my wrench and found no instructions. I know from life that the order is bolt-washer-lock washer-nut. The next question arose when I found one bolt and several holes... hmmmm. It looks like they wanted to provide the option to screw the hooks directly to the wall. I am not sure the average person would pay that price just for a hook, though. I chose a hole and it seems to be the right one. The good news is I was quickly in business. Soon one magnet was snatched by my husband for his rolling tool cart. He hung his (very heavy) Sawzall and the magnet never moved. He liked the rubber coating that protects his tools. I chose to take advantage of the amazing grip of this thing to hang my most used (and also very heavy) all-clad pan from the side of my fridge. The refrigerator had some sort of glossy powder coat and magnets hold well if you try to pull them straight off but end up sliding down anyway. This is where I came to appreciate the rubber shoe of this magnet. It protects my fridge but I think it plays an essential part in the grip strength of the magnet. I can not slide it around - I need to use two hands to pull it off then place it in another position. To give a magnet strength example I had one magnetic hook on my desk as I was writing this review. My nearby desk-size scotch tape dispenser came sliding over and the magnet grabbed it. I was able to lift the tape dispense just by the magnet grabbing the little piece of metal serrated teeth that cut the tape. There is no other metal in my dispenser. That's it! In summary, four stars because it REALLY grips and holds a lot of weight. Minus a star because I do think they are a little expensive, they required assembly without tools or instructions, and the hooks themselves are not adjustable. I have some similar magnetic hooks and you can move the two prongs apart or together depending on what your tool size is. These prongs are strong and firm and are not moving and this cuts down of the number of uses a little bit.
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Reviewed in the United States on March 12, 2026
F
Francisco P.
Bozeman, US
★★★★★ 5
Develop some quality, worth-while hangups!
Style: Updated 3.46in Magnet L Red Hooks 2PCS, Style: Updated 3.46in Magnet L Red Hooks 2PCS
Organization is key for any shop space. This goes double for smaller shops. If you look around and DON'T see something that could benefit from getting off the floor and onto a peg or hook, I applaud you! For the rest of us, where can we get started? Here you go. These hooks come two in a package. The quality of these are easy to see. The powder coating is very nice as powder coating is more durable than paint. The orange plastic coating on the hooks feels thick and durable. Assembly is easy. There's a threaded post sticking out of the black rubber coated magnet "puck" that you insert into a opening on the hook and secure with washers and a nut. I like that they included both a washer and locking washer. If it matters, I always stack the fastener in the following order: washer, locking washer, then nut. Using a 14mm socket, I was done in no time. How's much will these hooks hold? The magnetic power on these hooks feels substantial. When I slowly approached the side of my metal toolbox, the magnet made an audible snap when it magnetized to the side. It felt strong! The bend at the base of the hook added stability pressing against the toolbox but didn't mark the surface since it was covered by plastic. It held my heavy 50a extension cable and the other hook held both my 25' and 50' pressure washer hoses. Neither moved at all and felt very secure. Whether your shop is your garage or basement, making the most of your space makes a difference and these can help. These are very strong and hold items safely. I'm very happy having these around and will be getting more. If you have a metal surface that you can attach hooks, give these a try. It's a quality solution!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 21, 2026
B
Verified Purchase
breezob
West Palm Beach, US
★★★★★ 1
Not strong
Style: Updated 3.46in Magnet L Red Hooks 2PCS
The magnets are not strong enough to hold garden tools!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 27, 2026
H
HAW
Belleville, US
★★★★★ 5
Awesome product!!!
Style: Updated 3.46in Magnet L Red Hooks 2PCS, Style: Updated 3.46in Magnet L Red Hooks 2PCS
Wow when they describe these magnets as “super string” they are not joking! Magnets are so strong you must be careful when placing them on your metal cabinet, lest it pinch your finger when the magnet grabs the metal! This is an awesome product. The hooks have a hole in their base that fits over a threaded post / bolt coming out of the center of the magnet and the kit comes with two washers, lock washers, and bolts to attach the hooks to the magnets. Takes about one minute per magnet to assemble. Once on the wall they feel like they will hold a lot of weight though I did not try to test the upper limit. No problem at all holding yard tools and the like. The hooks or arms have a nice rubberized coating and extend about 4.5” out from the wall. At $15 each these seemed a little pricy but wow what a great solution for hanging things on metal walls. They work so well I will be buying more of these! I actually have some other similar very strong round magnets made for a similar purpose … but they do not have the “built-in” hooks like these do and it makes a big difference for the usefulness! Considering all of that I think they are a great value. Item reviewed: MUTUACTOR Updated Super Strong Magnetic Hooks,40lbs, 2-pack
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Reviewed in the United States on March 28, 2026
L
Leslie McMillen
Phoenix, US
★★★★★ 5
These are great to have
Style: Updated 3.46in Magnet L Red Hooks 2PCS
These are so strong and bigger than I thought they would be in a positive way the price is good for the product. You can take them and put them wherever you need to. They can go on a fridge or transfer to anything magnetic, can go anywhere. These are a need in the home.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2026

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