12V System40A MPPT
12V Hybrid Solar System
One Solar HSI-PLUS-12212M40
A 1.2kW 12V off-grid starter for a small room or cabin — simultaneously runs lights, fans, a TV, an inverter fridge, and a laptop on a 12V battery bank. The 40A MPPT accepts up to 600W of solar panels at 135V Voc; no wireless monitoring.
Power
1.2 kW
Battery
12 V
Charge
40 A
Shopee Price
₱9,500.00
Lazada Affiliate Link
₱9,840.00
Prices vary by vendor. Purchasing via these links supports SolarPanda research at no extra cost to you.
Technical Blueprint
Deep dive into the electrical capabilities of the One Solar 1.2kW series.
Solar & PV Input
- Max Array
- 600 W
- Max Voltage
- 135 V
- MPPT Range
- 30–135V
- MPPT Current
- 40 A
AC Output Specs
- Rated Output
- 1,200 W
- Voltage
- 220V ±5% (Adjustable)
- Waveform
- Pure Sine
Battery Logic
- Chemistry
- LI-ION / SLA
- Nominal V
- 12 V
- Max Charge
- 40 A
Build Quality
- Net Weight
- 11 kg
- Type
- All-in-One Hybrid
Wiring Specs
Breaker rating and wire gauge for every run on the One Solar 1.2kW — sized at its rated output.
Battery breaker
150A DC
Battery cable
2 AWG
AC load breaker
10A AC
PV cable
10 AWG
What can it actually
run?
Most people buy these for brownouts or bill reduction. Here is a realistic scenario of a 1,200W unit supporting a typical Filipino household's daytime loads.
Total DemandActive Load
885W
Safezone: you still have 315W headroom for surges (pumps, kettles, etc.)
LED bulb (10×)
90W
Electric fan (3×)
180W
LED/Smart TV
150W
Laptop charger
65W
Smartphone charger (5×)
50W
Refrigerator – i…
250W
Water dispenser
80W
Wi-Fi router
20W
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Deep Knowledge Base
Don't just buy a box. Understand how your solar ecosystem works with our dedicated Filipino solar guides.
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