2x 7aH 12v UPS system - £24.99

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   http://cgi.ebay.co.uk/Extra-Value-500VA-UPS-GREAT-PRICE_W0QQitemZ270731106903QQihZ017QQcategoryZ16184QQssPageNameZWDVWQQrdZ1QQcmdZViewItem

looks like a useful deal for £25?

contains 2x12v 7ah batts and an inverter which might come in handy.

What do people think?

a

Overview
Product Description
Built-in AVR.

DC Cold Start

Wide input voltage range (25%).

Automatic battery charging in UPS off mode.

Full time surge protection and noise filtering.

With strong electromagnetism compatibility, no electromagnetic interference to load.

Self-detection on startup.

Software monitoring feature.

With LED display

With 2PCS IEC outlets and IEC input

With USB port and RJ11

Full protections against over voltage /low voltage.

VA Rating  500VA 

Power Rating 300W  

 Input   

Phase Single + GND Voltage 165V-275V/82V-138V 

Frequency 50/60Hz ±10%   

Output  

Voltage 100/110/120/220/230/240V ± 10% 

Waveform Sine Wave(Mains); Square Wave(Inverter) 

Frequency 50/60Hz ± 1%(Battery) 

Crest Factor 3:1 

Transfer ≤6 ms 

Socket Socket Type Can Be Chosen   

Battery   

Type   Sealed Lead-acid maintenance-free 

Quantity 1×12V/7AH Recharge 90%

Capacity after 8 Hours Backup 15 ~20 Minutes, Depending on Load

Package contents  

500va UPS

1*12V/7AH Battery

1x Input Power Cable

1x USB Cable

Software UPSmart 2000R

Users Manual

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alphabetikal Members Profile Send Private Message Find Members Posts Add to Buddy List Registered User Joined: 20 May 2010 Location: UK Status: Offline Points: 217	Post Options Post Reply Quote alphabetikal Report Post Thanks(0) Quote Reply Topic: 2x 7aH 12v UPS system - £24.99 Posted: 07 April 2011 at 10:41am
	http://cgi.ebay.co.uk/Extra-Value-500VA-UPS-GREAT-PRICE_W0QQitemZ270731106903QQihZ017QQcategoryZ16184QQssPageNameZWDVWQQrdZ1QQcmdZViewItem looks like a useful deal for £25? contains 2x12v 7ah batts and an inverter which might come in handy. What do people think? a Overview Product Description Built-in AVR. DC Cold Start Wide input voltage range (25%). Automatic battery charging in UPS off mode. Full time surge protection and noise filtering. With strong electromagnetism compatibility, no electromagnetic interference to load. Self-detection on startup. Software monitoring feature. With LED display With 2PCS IEC outlets and IEC input With USB port and RJ11 Full protections against over voltage /low voltage. VA Rating 500VA Power Rating 300W Input Phase Single + GND Voltage 165V-275V/82V-138V Frequency 50/60Hz ±10% Output Voltage 100/110/120/220/230/240V ± 10% Waveform Sine Wave(Mains); Square Wave(Inverter) Frequency 50/60Hz ± 1%(Battery) Crest Factor 3:1 Transfer ≤6 ms Socket Socket Type Can Be Chosen Battery Type Sealed Lead-acid maintenance-free Quantity 1×12V/7AH Recharge 90% Capacity after 8 Hours Backup 15 ~20 Minutes, Depending on Load Package contents 500va UPS 1*12V/7AH Battery 1x Input Power Cable 1x USB Cable Software UPSmart 2000R Users Manual

lost eden Members Profile Send Private Message Find Members Posts Add to Buddy List Young Croc Joined: 04 April 2011 Location: Dundee Status: Offline Points: 942	Post Options Post Reply Quote lost eden Report Post Thanks(0) Quote Reply Posted: 11 April 2011 at 3:00pm
	Where are you getting the 2x batteries from? It contains 1x 7ah 12v battery & is £33 delivered. You can easily buy 2x or even 3x 7ah Yuasa for that price.