Description
xThe OPzS batteries from Hoppecke are filled with liquid electrolytes (diluted sulphuric acid). Each vented tubular battery cell has a 2V output. The OPzS batteries are ideal for deep discharge cycles which is the case in off-grid photovoltaic applications.
Voltacon is an authorised distributor of Hoppecke with 15 years of experience in the field of Renewable Energy. We selected the most appropriate batteries for uninterruptible power even in extreme conditions and highly demanding solar applications.
SCOPE OF SUPPLY
We will deliver to you fully charged and filled with liquids 2V battery blocs with insulated copper bus bars. Using the interlink accessories the batteries can be configured in 12V, 24V and 48V DC systems.
STAY CHARGED LONGER
The life expectancy of our batteries is one of the longest in the global market. You can feed power to your off-grid solar system up to 20 years. That means over 3000 cycles with 50% depth of discharge (DOD).
THE MOST EFFICIENT LEAD ACID BATTERY
The voltage per cell is 2V with an efficiency of 90-95% and operating temperature from -20 to +50 degrees Celsius, these batteries are suitable for any climate around the world, you will be powered non-stop in Antarctica, Africa or in the Mediterranean zone.
WHY HOPPECKE BATTERIES ARE THE RIGHT CHOICE
- Up to 20% longer life span compared to conventional vented tubular batteries
- Optimised for the smallest to the largest off-grid solar system
- Large capacities up to 3000Ah without paralleling
- Visible control of electrolyte level thanks to clear transparent housing
Using the optional AquaGen recombination caps they have extremely long intervals between topping up with water.
The Hoppecke OPZs batteries are manufactured to DIN standards (IEC-61427) for the support of photovoltaic systems.
Return Policy
xWe offer a 14-day, no-quibble returns or replacement policy because we want you to be totally satisfied with your purchase.
If you are unhappy in any way with your purchase, you can return it for a refund or a replacement, as long as you return it in the same condition as it arrived (original/undamaged packaging and product) and within 30 days of receiving it. We will pay for your return postage on a faulty item as long as you send it using Royal Mail 2nd class recorded delivery (for EU or International Shipments, you have to use our UPS account, we will provide you with a return label)
Please keep in mind the following:
- Non-faulty items returned after 14 days and/or not in their original, undamaged packaging can only be exchanged for store credit - 15% off the items returned.
- Items returned within 14 days but not in their original and undamaged packaging will also incur a -15% charge per package.
- If you return an item that doesn't adhere to our returns procedure or doesn't include a returns form, you may be liable for a £10 administration fee
- Individual items from a bundle can't be returned, refunded or exchanged. If you want a refund/credit/exchange for a bundle, all items must be returned to us.
Before you return your item, please make sure that:
- You follow our returns process (outlined below)
- The goods and packaging are undamaged
IMPORTANT: We need to be able to identify an item with your order. We can only do this if you follow our returns process. Please do not send us items back that do not follow this process as they cannot be identified properly and will not be replaced or refunded.
What delivery method do I need to use when returning an item?
You must send the goods back to us via Royal Mail 2nd class recorded delivery. Refunds on faulty items returned are reimbursed within 5 working days.
Can I return just one item from multiple purchases?
Yes. Once you start the returns process you will go to a page that will allow you to choose which items you want to be replaced or refunded.
Returning faulty goods
If your item is faulty, you need to follow the returns policy, where you will be able to state that it’s faulty. The product will then arrive at our warehouse for testing.
If your purchase is not within 14 days
You can still exchange your item for a different product or for credit to use on the Voltacon Solar or Ledison-led-lights.co.uk websites (-15% from the credit amount).
Returns outside of the 14-day period do not qualify for the free returns policy.
Returning an item within the warranty
If you have a warranty and want to return a faulty item, you just need to follow our standard returns process. When we receive your item, we will then check that it’s within warranty and for any faults before arranging a replacement.