40A MPPT Solar Charge Controller with 150V Max PV Input Supports 12V/24V/36V/48V Batteries for Off-Grid Systems
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Get more usable energy from your solar array with this powerful 40A MPPT solar charge controller, designed for dependable off-grid battery charging. It is an excellent choice for homeowners, installers, farms, workshops and mobile power users building 12V, 24V or 48V solar systems. Advanced MPPT tracking helps the controller continually find the best available solar operating point, with an efficiency rating of at least 99%. The front-mounted LCD screen and simple button controls make it easy to view vital charging and system information at a glance.
Key Features & Benefits
- 40A charging capacity: supports substantial battery charging for capable off-grid solar installations.
- High-efficiency MPPT technology: with MPPT efficiency of ≥99%, it helps you make better use of available sunlight than basic charging control methods.
- 150VDC maximum PV input: accommodates higher-voltage solar panel configurations for flexible system design.
- Up to 2270W maximum PV power: suitable for larger solar arrays where reliable energy harvesting matters.
- Multi-voltage battery support: works with 12V, 24V and 48VDC battery banks, helping you adapt the controller to your system.
- Broad battery compatibility: supports Gel, SLA, AGM, flooded/water and lithium LiFePO4 battery types.
- Clear blue backlit LCD display: the visible screen presents solar, battery and charging information in an easy-to-read format.
- Practical local controls: dedicated Menu, Down, Up and Enter buttons allow straightforward on-unit navigation and settings adjustment.
- WiFi and RS485 communication: provides options for incorporating monitoring and communications into a compatible solar setup.
- Dedicated connections: the clearly marked rear panel includes solar panel, battery, DC load, temperature sensor and RS485 connection points.
Design & Build
This MPPT solar charge controller has a neat, professional silver-grey metal enclosure with contrasting black end panels and blue control accents. Its compact upright cabinet format is designed for secure surface mounting, with substantial black mounting brackets on both sides featuring multiple fixing slots. The front control panel is recessed for a tidy finish, while visible charge and DC load indicators sit above the buttons for quick status checks. Side ventilation openings and a top-mounted cooling fan with a protective metal grille support airflow around the unit, making it a practical addition to a solar power cabinet, utility room or dedicated inverter area.
Ideal For
Use this 40A MPPT controller for off-grid homes, backup power battery banks, smallholdings, agricultural solar systems, workshops, gate and security power installations, remote sites and other DC solar applications. With support for a wide selection of common battery chemistries and battery voltages, it is well suited to system upgrades as well as new solar installations. The DC load connection also makes it useful where selected DC equipment needs to be integrated into the solar setup.
Why Buy From BestDealz
BestDealz makes sourcing specialised solar and electrical products simpler for South African buyers. We help businesses, installers and practical DIY customers access quality import solutions without the usual complexity of international product sourcing. Shop with confidence for useful off-grid equipment selected to support modern energy projects.
Build a smarter, more efficient solar charging system with this feature-packed 40A MPPT solar charge controller. Add it to your off-grid power solution today.
Product Gallery
Technical specifications
| Type | MPPT |
|---|---|
| Application | Charger Controller |
| Work Time (h) | 24h |
| Max PV Power | 2270W |
| Max PV Voltage | 150VDC |
| Battery type | Gel/SLA/AGM/Water/Lihium(lifepo4) |
| Battery Voltage | 12/24/48VDC |
| Rated Current | 40A |
| MPPT efficiency | ≥99% |
| Communication | Wifi / RS485 |
| Single volume | 0 cm³ |
| Single gross weight | 0.0 kg |
| SKU | 1601867555482 |
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Shipping & logistics
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What's included
- Factory pickup: Our Shenzhen agent collects from supplier's warehouse
- Sea freight: FCL or LCL via verified carriers
- SARS clearance: Customs duties + 15% VAT pre-paid
- SA last-mile: Door-to-door via Aramex, Courier Guy or your carrier
- Insurance: 110% CIF cargo cover included
Sea freight (standard)
| Production lead time | 15–20 days |
|---|---|
| Sea freight (Shenzhen → Durban) | 20–24 days |
| SARS clearance | 3–5 business days |
| SA last-mile delivery | 1–3 business days |
| Total door-to-door | 60–70 business days |
| Estimated arrival | 27 Sep, 2026 |
Warranty & returns
Each unit ships with the manufacturer's warranty as disclosed by the supplier. Trade Assurance covers any pre-shipment defects.
Trade Assurance dispute resolution
If goods don't match the agreed spec or arrive damaged, raise a dispute via your BestDealz dashboard within 30 days. Funds remain held under Trade Assurance until both parties agree on resolution.
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