For a retail counter, a power cut means a queue that cannot pay. Billing systems are also unusually vulnerable to unclean shutdowns — a half-written invoice or a corrupted day-end file costs far more than the UPS did. A modest Back-UPS on every counter keeps billing running through the cut and protects the data when it does not.
See the recommended range »Get it sized on WhatsApp
What draws power in this setup
Typical figures for Indian installations. Use the actual rating on your equipment where you have it — these ranges are for planning.
| Equipment | Typical draw |
|---|---|
| Billing PC / POS terminal | 40 – 90 W |
| Monitor / customer display | 20 – 40 W |
| Thermal receipt printer | 30 – 60 W while printing |
| Barcode scanner | 3 – 8 W |
| Cash drawer | negligible except on open |
| Router / broadband | 15 – 30 W |
What size UPS you need
| Your total load | Recommended UPS | Why |
|---|---|---|
| Single counter (under 150 W) | APC Back-UPS 600VA | POS terminal, display and scanner. |
| Counter with printer (150 – 250 W) | APC Back-UPS 800VA | Adds headroom for the thermal printer's print surge. |
| Two counters or counter + router | APC Back-UPS 1100VA | Shared setup in a smaller shop. |
| Multi-counter retail floor | Back-UPS Pro or online | Ask us to size per counter — call +91 95133 93373. |
How the numbers work: UPS VA ratings in these families assume a 0.6 power factor, so a 1100VA unit supports roughly 660 W. Size for peak draw plus about 30% headroom, not for average use.
Which type of UPS
Line-interactive Back-UPS per counter. Cheaper and more resilient than one large unit for the whole shop, because one failure does not stop every till.
Genuine APC units we stock for this
All prices are GST-inclusive and every unit ships with the full APC manufacturer warranty and a GST invoice.
Keep the internet on the UPS
Card machines, UPI QR verification and cloud billing all need the network. A counter that has power but no connection still cannot take payment, so the router belongs on a UPS as much as the till does.
One UPS per counter beats one big one
Splitting the shop across several small units means a fault or a flat battery takes down one till, not all of them — and it avoids running long extension leads across a retail floor.
The battery, three to five years from now
Every UPS eventually needs a new battery, and this is where buying from an authorised partner pays off. A genuine APC RBC replacement battery cartridge typically lasts 3 to 5 years. When yours is due, enter your model in the Battery Finder and it will show the exact cartridge that fits, with live pricing — or check the battery replacement chart.
What we do beyond selling you the box
- Genuine APC supply — Authorised APC by Schneider Electric partner. Factory-sealed units, full manufacturer warranty, GST invoice on every order.
- Sizing help — Tell us what you need to protect and we will size the UPS for you before you buy — on WhatsApp or by phone.
- Installation — UPS installation and on-site service, so the unit is commissioned properly rather than left in the box.
- Battery replacement — Genuine APC RBC replacement cartridges, matched to your exact model, for the life of the UPS.
- AMC — Annual Maintenance Contracts to keep business-critical power covered.
- Collection or delivery — Fast, fully-tracked delivery across India, or collect from our Bengaluru warehouse.
Frequently asked questions
What size UPS do I need for a billing counter?
A single POS terminal with a display and scanner sits comfortably on a 600VA Back-UPS. Add a thermal receipt printer and an 800VA unit gives you headroom for the print surge. Tell us your counter setup and we will confirm.
Will a UPS protect my billing data?
That is the main reason to have one. Most billing corruption happens when the machine loses power mid-write. A UPS keeps it running through short cuts and gives you time to close the software properly during longer ones.
Should each counter have its own UPS?
For most shops, yes. Per-counter units are cheaper to buy, easier to wire, and mean a single failure never stops the whole floor.
Do you supply UPS systems for multiple shop locations?
Yes — we handle multi-site rollouts with a single GST invoice, and offer installation and AMC. Request a business quote and we will price it.