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Rocksolar - Weekender MAX PRO (277.5 Wh Capacity) - Black

Model: RS811
SKU: 6536737
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  • Key Specs
    • Capacity: 277.5 watt hours
    • Maximum Battery Life: 277 hours
  • General
    • Brand: Rocksolar
    • Model Number: RS811
    • Product Name: Weekender MAX PRO (277.5 Wh Capacity)
    • Color: Black
  • Performance
    • Capacity: 277.5 watt hours
    • Maximum Battery Life: 277 hours
    • Battery Chemistry: Lithium-ion
    • Maximum Runtime At Full Load: 9 hours
    • Voltage Rating: 120/240 volts
  • Power Input
    • Power Supply Input: Solar panel
  • Power Output
    • Rated Wattage Continuous: 250 watts
    • Rated Wattage Peak: 450 watts
    • Maximum Output Amperage: 13 amperes (The maximum amount of amperage produced or allowed to flow through the device.)
  • Dimensions
    • Product Height: 5.93 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Width: 4.35 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Length: 8.14 inches (The out of box length of the item. Length is measured as the longest dimension of the item.)
    • Product Weight: 5.95 pounds (The out of box weight of the item.)
  • Features
    • Signwave Inverter: true
    • Integrated Solar Charge Controller: false
  • Environmental
    • Minimum Operating Temperature: 14 degrees fahrenheit (The lowest recommended ambient (surrounding) temperature in which the product can ideally operate stated by the manufacturer. Generally long-term exposure of the product to temperatures less than the minimum can result in ineffective operation.)
    • Maximum Operating Temperature: 104 degrees fahrenheit (The highest recommended ambient (surrounding) temperature in which the product can ideally operate stated by the manufacturer. Generally long-term exposure of the product to temperatures more than the maximum can result in ineffective operation.)
  • Warranty
    • Warranty - Parts: 1 year
    • Warranty - Labor: 1 year
  • Other
    • UPC: 850047955135

The Rocksolar RS811 Weekender MAX PRO is the ultimate power solution for anyone in need of reliable and portable energy. With its sleek and stylish design, this power station packs a powerful punch with its 75000mAh capacity, making it one of the most efficient and versatile options on the market. The device is equipped with a range of output options, including a built-in AC output, DC12V output, USB-C PD 18W output, Qualcomm Quick Charge 3.0 output, and a convenient reading light. This makes it perfect for a wide range of applications, from backing up power during power outages to providing energy for outdoor activities like camping, fishing, and hiking. The device is built with high-density lithium-ion batteries and supports solar panel charging, giving you the flexibility to recharge the power station in various ways. The RS81 MAX PRO delivers up to 250W of AC continuous output, which is enough to power a variety of devices, including laptops, small LED TVs, and mini-fridges. The multiple DC outputs and USB ports make it possible to charge multiple devices at once, with a total peak power output of 150W. The built-in LED light panel is perfect for illuminating your surroundings, making it a great choice for outdoor activities or power failures..

  • Portable & reliable: A small, yet powerful 80W portable power station that has a built-in advanced battery management system to protect you and your devices from overcurrent
  • Multiple ports to meet your needs: Features a variety of ways to charge your devices including: 1 AC Output, 1 DC In/Out, 2 Quick Charge USB Ports, 2 USB 3.0 Ports, and 1 USB-C Port
  • Quick recharge: Charge your device in a snap with the included cable using a wall output
  • Solar compatibility: You can also charge the power station using a Rocksolar 30W, 60W, or 100W solar panel (sold seperately)
  • Smart features: Features a silent smart cooling fan, and LED Display that indicates the charge level of the power station
  • Emergency preparedness: Features a LED light panel on top and a dual flashlight on the front to light up your surroundings
  • Portable & reliable: A small, yet powerful 80W portable power station that has a built-in advanced battery management system to protect you and your devices from overcurrent
  • Multiple ports to meet your needs: Features a variety of ways to charge your devices including: 1 AC Output, 1 DC In/Out, 2 Quick Charge USB Ports, 2 USB 3.0 Ports, and 1 USB-C Port
  • Quick recharge: Charge your device in a snap with the included cable using a wall output
  • Solar compatibility: You can also charge the power station using a Rocksolar 30W, 60W, or 100W solar panel (sold seperately)
  • Smart features: Features a silent smart cooling fan, and LED Display that indicates the charge level of the power station
  • Emergency preparedness: Features a LED light panel on top and a dual flashlight on the front to light up your surroundings

Q: If I'm only running a sump pump (say 6.4 amps and 120 volts), what would the approximate runtime be on the battery before it needs a charge.

A: If your sump really needs 6.4 amps at 120v, that's over double the power this thing can output on the AC side. P = watts I = amps V = potential, i.e. volts P = IV P = (6.4)(120) P = 768 watts Max peak output is 300 watts for this model. Max continuous output is 250w. You would need four of these units hooked in parallel to power your sump pump. I would look at something else.

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