Coronavirus Update:
(The following information supersedes any other information on our website)

  • • Our online store is OPEN
  • • Our West Runton shop is CLOSED

  • • We are only delivering to UK mainland via our Courier - DPD Local (cost = £7.99)
  • • Only in stock items can be ordered

  • • Office is closed, so communication by e-mail only please.

Ring Powersource Inverter 300W

Ring Powersource Inverter 300W

Product Id: 499

Brand: Ring [RINV300]
Shop Rank: #3576

Stock Level: Out of Stock

This product is currently unavailable

Product Description

Power devices such as laptop computers, camcorders, stereos, small fridges and small portable power tools from your 12V battery. Supplied with cigar lighter plug and battery clips for connection. Compact and weighs only 850g.

  • Internal fuse protected by two 35A blade fuses
  • Low battery voltage protection alarm when the input drops below 10.6v DC
  • Low battery shut down protection when the battery voltage drops below 10v DC
  • Over voltage protection The PowerSource will automatically cut off when the input voltage exceeds 15v DC
  • Overload protection if the power draw exceeds the maximum rating
  • Temperature Protection- If the internal heat sink reaches temperatures of >65 degrees the PowerSource Pro will automatically shut off.


  • Max. continuous power (Watts): 330
  • Peak Power (Watts) 0.01 Seconds: 660
  • Stand by current Amps:<0.25
  • Waveform: Modified Sine
  • Efficiency: Appr 90%
  • Input voltage range: 10-15v DC
  • 240v AC Socket (BS Approved): 3 Pin
  • Fuse (AMPS): 40
  • Additional leisure Battery Clips
  • Fused Cigarette Lighter Plug
  • Scratch resistant anodised finish
  • Height:60mm Width:94mm Depth:188mm

Delivery Prices

Our delivery charges are based on the overall weight of your complete order. The packaged weight of this product is approx. 2.0000kg. Different delivery options are available depending on your location.

We offer a FREE DELIVERY service (5-day despatch time) if this product is ordered as part of an order totalling £75, or more (UK Mainland Only).

UK Mainland
Interlink Courier: £7.99 (we can send 499 more for the same price)

Europe Zone 1
Courier Delivery: £25.00 (we can send 4 more for the same price)

UK Highlands and Islands
DPD Courier (2-day): £25.00 (we can send 9 more for the same price)

Alternatively, avoid delivery charges by collecting from our shop in North Norfolk!


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