12V 34W
HR 1234W HR 1234W is specially designed for high efficient
discharge application. Its characteristics are high energy
density, small footprint and high discharge efficiency. It can
be used for more than 260 cycles at 100% discharge in cycle
service, up to 5 years in standby service.
Specification
Cells Per Unit 6
Voltage Per Unit 12
34W @ 15min-rate to 1.67V per cell @25 (77 )
Capacity
9Ah @ 20hr-rate to 1.75V per cell @25 (77 )
Weight Approx. 2.5 kg(5.51 lbs)
Maximum Discharge Current 130A(5sec)
Internal Resistance Approx. 19 m
Operating Temperature Range Discharge: -15 ~50 ( 5 ~122 )
Charge: -15 ~40 ( 5 ~104 )
Storage: -15 ~40 ( 5 ~104 )
3 (77 5 )
Nominal Operating Temperature Range 25
13.5 to 13.8 VDC/unit Average at 25 (77 )
Float Charging Voltage
Recommended Maximum Charging 3.4A
Current Limit
14.4 to 15.0 VDC/unit Average at 25 (77 )
Its a Belkin 625VA PRO Gold UPS. I did a long search and £24 was the cheapest I found. Here is the Belkin info.
http://www.belkin.com/uk/support/article/?lid=enu&pid=F6C625u220V&aid=7406&scid=0
If it would work I can hook up a solar trickle charger aswell. Benifits would be much longer standby time which would be useful.
Thanks.