ROCKSOLAR Cottage Life Series III Off Grid Solar System
ROCKSOLAR Cottage Life Series III Off Grid Solar System
Unmatched Power Generation
- Enjoy formidable power with 4x 150W monocrystalline solar panels, offering a combined output of 600W
- Generates approximately 2400-3000 Wh of electricity per day, based on sunlight availability
Superior Efficiency
- High-efficiency 40A MPPT solar charge controller optimizes the charge from solar panels to the battery, even under varying weather conditions
- Built-in bypass diodes in the solar panels minimize power drops due to shade and ensure excellent performance even in low-light conditions

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- Description
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The ROCKSOLAR Cottage Life Series III Off-Grid Solar System is the supreme power solution for cottage owners in Canada. Specifically designed for unmatched reliability and efficiency, this system guarantees constant off-grid power whenever you need it. This comprehensive system includes five key components: a 24V 100AH LiFePO4 Battery, four 150W Rigid Solar Panels, a 40A MPPT Solar Charge Controller, and a powerful 2000W Pure Sine Wave Inverter. Engineered to deliver consistent power to crucial devices like a mini fridge, freezer, LCD TV, wifi routers, coffee machine, microwave, lighting, stereo, laptop, and phone chargers, this system provides a 24/7 power supply to meet all your needs. Perfect for all-year-round usage, the ROCKSOLAR Cottage Life Series III ensures a dependable power source that you can trust. The 24V 100AH LiFePO4 Battery and 150W Rigid Solar Panels come with an impressive 10-year warranty, while the other components are covered for 1 year. This off-grid solar system is also designed to be future-proof, offering easy upgrade services and interchangeable key components. ROCKSOLAR ensures that all components hold their value, so you can get the most from your investment. With the ROCKSOLAR Cottage Life Series III Off-Grid Solar System, enjoy a life of power independence at your cottage. Experience the convenience of 24/7 power and the confidence of a reliable system with a long-term warranty.
Product Features
ROCKSOLAR 24V 100Ah Deep Cycle LiFePO4 Battery with BMS System:
ROCKSOLAR 150W 12V Rigid Monocrystalline Solar Panel:
ROCKSOLAR 40A MPPT Solar Charge Controller:
ROCKSOLAR 2000W Pure Sine Wave Power Inverter:
Cottage Life Series III Off Grid Solar System Includes

1x
24V 100Ah Deep Cycle LiFePO4 Battery

4x
150W 12V Rigid Monocrystalline Solar Panel

1x
2000W Pure Sine Wave Power Inverter

1x
40A MPPT Solar Charge Controller

1x
20 Ft 10AWG Extension Cables With MC4 Connectors One Pair Red+Black

4x
Z-Bracket Mount System (Set of 4)

3x
Y Branch Connectors for Solar Panels MMF+FFM Pair
Technical Specifications
24V 100Ah Deep Cycle LiFePO4 Battery | Details |
---|---|
Nominal capacity | 100.0Ah |
Mix. capacity | 98.0Ah |
Nominal energy | 2560Wh |
Combination structure of battery | 8S |
Nominal voltage | 25.6V |
End of discharge voltage | 21.6V |
Standard charge voltage | 29.2±0.2V |
Float charge voltage | 27.6V |
Standard charge current | 20A |
Recommended charge current | ≤50A |
Allowed Max. charge current | 100A |
Standard discharge current | 20A |
Recommended discharge current | ≤100A |
Allowed Max. discharge current | 100A |
Peak discharge current | 200A,10Sec |
Internal Resistance | ≤40mΩ |
Weight | Approx. 24.0kg |
Ex-factory capacity | Approx.50% SOC |
Operation temperature | Discharge: -20°C~60°C; Charge: 0°C~45°C |
Storage environment |
≤1Month:-20~+60°C、5~75%RH; ≤6Month: -10~+45°C、5~75%RH; Recommend environment: 15~+35°C、5~75%RH |
150W 12V Rigid Monocrystalline Solar Panel | Details |
---|---|
Rated Power | 150W |
Type | Mono-crystalline silicon |
System Voltage | 12V |
Cell Efficiency | 20-22% |
Frame Material | Aluminum |
Dimensions | 1120*670*30 mm |
Weight | approx. 8.30kg |
Operating Temperature | -20~70 °C |
Waterproof Rating | IP65 |
Front Glass | High light transmittance, low-iron tempered glass |
Bypass Diodes | Integrated |
Connectors | MC4 |
Cable Length | Varies depending on the brand (approx. 3-6 ft) |
Mounting Hole Locations | Pre-drilled |
Service Life | 25 years or more |
Warranty | 10 Year |
40A MPPT Solar Charge Controller | Details |
---|---|
Max Open Voltage of PV Module | 100Vdc |
MPP Tracking Efficiency | 99.50% |
Light Control Voltage | 5V |
Charge Algorithm | 3 Stage |
Battery Type | Lithium and Lead Acid Battery |
Nominal System Voltage | 12/24V |
Rated Charging Current | 40A |
Battery Voltage Range | 8~32V |
High Voltage Disconnection | 16V (24V x 2) |
Duration for absorption charging | 2 hours |
Charge Loop Voltage Drop | ≤0.29V |
Self-consumption | ≤ 9.2mA 12V; ≤ 11.7mA 24V |
Equalized Charging Voltage | AGM: 14.6V; GEL: No; FLd: 14.8V |
Absorption Charging voltage | AGM: 14.4V; GEL: 14.2; FLd: 14.6V |
Floating Charging voltage | AGM/ GEL/ FLd: 13.8V |
Low Voltage re-connection (LVR) | AGM/ GEL/ FLd: 12.6V |
Low Voltage Disconnection (LVD) | AGM/ GEL/ FLd: 10.8V |
Operating Temperature Range | -20℃~55℃ (To run at full rated current continuously) |
LCD Temperature Range | -20℃~70℃ |
Humidity Range | ≤95% No condensation |
Protection Class | IP30 |
Dimension | 123*178*48 |
Installation Hole | 108*120 ∅5 |
Warranty | 1 Year |
2000W Pure Sine Wave Power Inverter | Details |
---|---|
Rated power | 2000W |
AC Voltage | 120V |
Frequency | 60HZ |
Resistive Load Continuous Output Power | 2000W |
Inductive Load Continuous Output Power | 1500W The pump can start normally (beyond which protection may be possible without damaging the inverter) |
Capacitive Load Continuous Output Power | 940±30W,PF:0.7 Tri-color energy saving lamp, beyond may be protected, but will not cause damage to the inverter) |
Waveform | Pure Sine Wave |
Waveform Distortion(THD) | ≤5% |
Voltage range | 9~17Vdc; 18V~32V |
Battery Voltage | 12Vdc; 24Vdc |
DC Current | 198.4A(Load 1000W when entering 12Vdc; 47.9A(Load 1000W when entering 24Vdc) |
No Load Loss | 1A; 0.6A |
Shutdown mode static current | 1mA |
Maximum efficiency | 90% |
Battery type | All 12V batteries |
Insurance slice | 300A*2 |
Battery Low Voltage Alarm | 9.5/10/10.5/11/11.5/12/12.5V,Buzzer alarm, LED display E06 |
Battery Low Voltage Alarm Recovery | 10/10.5/11/11.5/12/12.5/13V |
Battery Low Voltage Protection | 9/9.5/10/10.5/11/11.5/12V (Set through menu),LED display shows E01, automatic shutdown after 30S |
Battery Low Voltage Protection Recovery | Recovery voltage within 30S:11/11.5/12/12.5/13/13.5/14V |
Battery High Voltage Protection | 17V,LED display shows E02, automatic shutdown after 30S |
Battery High Voltage Protection Recovery | Recovery voltage within 30S:16.5V |
Over Temperature | Buzzer alarm, LED display shows E04, turn off the inverted output, lower temperature automatically restore the inverted output |
Output Short Circuit | Buzzer alarm, LED display shows E03, turn off invert output and lock, turn off automatically after 30S |
Overload | Over 3000W 300ms locked after shutting off output (below 3000W overload 30S locked after shutting off output), buzzer alarm, LED display shows E05, automatic shutdown after 30S |
Overload | Over 3000W 300ms locked after shutting off output (below 3000W overload 30S locked after shutting off output), buzzer alarm, LED display shows E05, automatic shutdown after 30S |
USB Output Voltage | 5V |
USB Output Current | 2.1A |
Working Temperature | -20~40℃ |
Operating humidity | 10~90%RH |
Storage temperature, humidity | -30℃~70℃,10~95%RH |
Weight | Net weight:5.01 kg |
Size | 420.4*208.9*110 mm(L*W*H) |
Warranty | 1 Year |
The time it takes to fully charge the 24V 100Ah LiFePO4 Battery depends on the charging source. With the four included 150W solar panels under ideal sunlight conditions, it can be fully charged in approximately 6-7 hours. Charging times will vary based on weather conditions and the amount of sunlight available.
The ROCKSOLAR Cottage Series III can power a range of appliances, including a mini fridge, freezer, LCD TV, wifi routers, coffee machine, microwave, lighting, stereo, laptop, and phone chargers. The duration will depend on the power consumption of each device and the amount of stored power in the system.
Yes, the Cottage Series III is designed with future upgrades in mind. You can add more solar panels or batteries as needed. ROCKSOLAR provides free upgrade services and ensures that all components retain their value, so you can expand your energy independence with confidence.











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