ROCKSOLAR 3500W 48V Off-Grid Solar System

$4,388.99 ~~$7,899.99~~

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Complete System: Includes batteries, panels, inverter, and controller.
High-Capacity Battery: Two 48V 50Ah LiFePO4 batteries with BMS.
Efficient Solar Panels: Four 400W Monocrystalline, 22% efficiency.
Powerful Inverter: 3.5KW off-grid solar inverter for sensitive devices.
Durable & Safe: Waterproof panels, BMS-protected battery.
Versatile: Powers multiple devices, constant supply.
Extended Warranty: 10 years for batteries and panels.
Easy Installation: Pre-drilled holes, lightweight design.
Future-Proof: Upgradeable for increased power needs.
Wide Temperature Range: Battery -20°C to 60°C; inverter/controller also tolerant.

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Description

The ROCKSOLAR 3500W 48V Off-Grid Solar System offers the most comprehensive power solution yet for Canadian cottage/rv owners. It boasts reliability and high efficiency, providing off-grid power at your convenience. The system consists of 2x 48V 50AH LiFePO4 Batteries, 4x 400W Rigid Solar Panels, and a potent 6KW Off-Grid Solar Inverter. It is designed to power a wide array of appliances including a mini fridge, freezer, LCD TV, wifi router, coffee machine, microwave, lighting, stereo, laptop, and phone chargers, ensuring a 24/7 off-grid power supply for all your cottage needs. The ROCKSOLAR Cottage Life Series V comes with a future-focused design that allows easy upgrades for increased power needs, providing free upgrade services and exchangeable key components. ROCKSOLAR guarantees the value retention of all components, making sure your investment is worthwhile. The batteries and solar panels come with a reassuring 10-year warranty, while the other components carry a 2-years warranty. Embrace a worry-free cottage life with the ROCKSOLAR Cottage Life Series V Off-Grid Solar System.

Product Features

ROCKSOLAR 48V 50Ah Deep Cycle LiFePO4 Battery with BMS System (2 pcs):

48V 50AH capacity
3500+ cycle life with 100% discharge rate for ultra-long service life
Steady power: Flat voltage curve for consistent power output, no significant drop like traditional SLA batteries
Utilizes advanced LiFePO4 Battery Technology for dependable deep cycling
Smart Battery Management System for safety and longevity
Lightweight: Only 53 lbs. for easy portability and installation
Suitable for harsh environments: Built-in BMS provides protection against temperature fluctuations, short circuits, over-discharge, over-current, and overcharge, and ensures battery cell balancing.
Operating temperature range for charging: 0C∽45C, discharging: -20~-60.
BMS auto-shuts off the battery outside the working temperature.
Warranty: 10-year warranty and 10+ year service life

ROCKSOLAR 400W 12V Rigid Monocrystalline Solar Panel (4 Pcs):

400W output (each)
Rigid Monocrystalline Solar Panel
Waterproof and Corrosion-Resistant Aluminum Alloy Frame
High-Efficiency Solar Cell with 22% Conversion Efficiency
Pre-drilled holes for easy mounting and securing to any surface

Growatt 3.5KW Off-Grid Solar Inverter:

Integrated MPPT: Features an advanced MPPT charge controller for maximum solar energy efficiency.
Battery Versatility: Operates with or without a battery, providing flexible energy solutions.
High PV Input: Accepts up to 280VDC of PV input, allowing for a wide range of solar panel options.
Generator Ready: Equipped with a generator connection for additional power options.
Expandable Power: Supports parallel operation for capacity expansion up to 21kW.
Smart Monitoring: Optional WIFI/GPRS remote monitoring for convenient system management.
Priority Configuration: Configurable grid or solar input priority to optimize energy use.
Quick Transfer: Transfer time is 10ms typical, ensuring minimal interruption during power source changeover.
Durable Construction: Designed to operate within a wide temperature range for various environments.
Comprehensive Warranty: Comes with a 2-year warranty for peace of mind and reliability.

SPECIFICATIONS

48V 50Ah Deep Cycle Lithium Battery (LIFEPO4)

Nominal capacity	50Ah
Mix. capacity	49Ah
Nominal energy	2560Wh
Combination structure of battery	16S
Nominal voltage	51.2V
End of discharge voltage	43.2V
Standard charge voltage	58.4±0.2V
Float charge voltage	55.2V
Standard charge current	10A
Recommended charge current	≤25A
Allowed Max. charge current	50A
Standard discharge current	10A
Recommended discharge current	≤50A
Allowed Max. discharge current	50A
Peak discharge current	100A,10Sec
Internal Resistance	≤80mΩ
Weight	Approx. 24kg
Ex-factory capacity	Approx. 50% SOC
Operation temperature	Discharge: -20°C~60°C; Charge: 0°C~45°C
Storage environment	≤1 Month: -20~+60°C, 5~75% RH; ≤6 Months: -10~+45°C, 5~75% RH; Recommended: 15~+35°C, 5~75% RH

400W Solar Panel Specification

Panel Type	Monocrystalline
Power Output	400W-420W
System Voltage	1000V
Cell Efficiency	20.7%
Frame Material	Anodized Aluminum
Dimensions	1722mm x 1134mm x 30mm
Weight	22 kg
Operating Temperature	-40°C to +85°C
Waterproof Rating	IP68
Front Glass	Anti-reflective tempered glass
Bypass Diodes	Integrated
Connectors	MC4
Service Life	25 years
Warranty	10 years

Growatt 3.5KW Off-Grid Solar Inverter

Battery Voltage	48VDC
Battery Type	Lithium/Lead-acid
Inverter Output	Rated Power: 3500VA 3500W
Parallel Capability	Yes, 6 units maximum
AC Voltage Regulation (Battery Mode)	100Vac/110Vac/120Vac @ 50/60Hz
Surge Power	6000VA
Efficiency (Peak)	90%
Waveform	Pure Sine Wave
Transfer Time	10ms typical, 20ms max
Solar Charger	Maximum PV Array Power: 4000W
MPPT Range @ Operating Voltage	120VDC – 225VDC
Maximum PV Array Open Circuit Voltage	280VDC
Maximum Solar Charge Current	80A
AC Charger	Charge Current: 40A
AC Input Voltage	120VAC
Selectable Voltage Range	95-140VAC (For Personal Computers); 65-140VAC (For Home Appliances)
Frequency Range	50Hz/60Hz (Auto sensing)
Physical	Protection Degree: IP20/NEMA Type1
Dimension (W/H/D)	330/485/135mm
Net Weight	12kg
Operating Environment	Humidity: 5% to 95% Relative Humidity (Non-condensing)
Operating Temperature	0°C - 50°C (32°F - 122°F)
Storage Temperature	-15°C - 60°C (-5°F - 140°F)
Warranty	2 Years