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Lights on at home when the grid is down

A hybrid inverter and a LiFePO4 battery sized for your actual consumption. Installed in one day, wired into the panel to code, with a diagram and warranty in your hands. Solar panels can come later as a second stage.

  • 2-year warranty on work
  • Installed in 1 day
  • 5.0 rating on Google

Estimate in 15 minutes

Leave your number — an engineer will call back, check your consumption and quote the kit.

What to power
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What keeps running during an outage

We size the kit for specific appliances, not for "kilowatts in a price list". A typical apartment set for 8–12 hours off-grid:

  • Fridge and freezer
  • Router, ONT, cameras
  • Lighting in every room
  • Gas boiler and circulation pump
  • Laptops, phones, TV
  • Sockets for small appliances

Three ready-made kits

The "from" price includes equipment, installation, panel wiring and setup. The exact figure comes after a visit or from a photo of your panel.

Most popular

Apartment

від 69 000 ₴
Inverter
3.6–5 kW
Battery
5 kWh
Autonomy
8–14 h of autonomy

What is included

  • Hybrid inverter 3.6–5 kW
  • LiFePO4 battery 5.12 kWh
  • Transfer switch, dedicated line in the panel
  • Installation, commissioning, charge setup
  • Monitoring in the app
Size it for me
Solar-ready

House

від 149 000 ₴
Inverter
8–10 kW
Battery
10–15 kWh
Autonomy
12–24 h of autonomy

What is included

  • Hybrid inverter 8–10 kW, 1 or 3 phase
  • LiFePO4 batteries 10.24–15.36 kWh
  • Backup for boiler, pumps, well, gate
  • Inputs for panels and generator
  • Installation, grounding, documents
Size it for me
POS, internet, security

Office / shop

від 119 000 ₴
Inverter
5–8 kW
Battery
10 kWh
Autonomy
A working day off-grid

What is included

  • Inverter 5–8 kW with critical-load priority
  • LiFePO4 battery 10.24 kWh
  • POS, router, lighting, security
  • Installation outside working hours
  • Contract and service
Size it for me

Brands depend on budget and stock: Deye, Victron, Growatt, Axioma; LiFePO4 batteries with a BMS you can read from your phone. Solar panels can be added to any kit later without rewiring the panel. Solar as a second stage →

How much battery you actually need

Tick the appliances that must keep running and the outage length. The result is approximate, but it is exactly where our engineer starts.

Outage length

Approximate result

Energy per outage
Peak load
Recommended battery
Recommended inverter
Matching kit
Send this estimate to an engineer

We add a 15 % margin for inverter efficiency and battery depth of discharge. Heating appliances (kettle, water heater) draw the most — better to run them from the grid.

Why people trust us with their panel and battery

01

We understand batteries, not just sell them

We build and service LiFePO4 packs with JK BMS ourselves, read telemetry, know why a battery beeps and how to avoid it. You get a system someone understands, not a box.

02

Licensed electricians, not "inverter installers"

Panel wiring to code: separate breakers, RCDs where needed, ferrules, labelled circuits. The next electrician will understand it without us.

03

Sized from consumption

We do not sell "10 kW because it sounds good". We work out what must run and for how long, and pick a kit that handles it without overheating.

04

Warranty and service

2 years on work, manufacturer warranty on equipment, free warranty visits. Firmware updates, cell balance checks, monitoring on request.

What clients say

Real reviews from our Google profile · All reviews on Google →

★★★★★

Приємно здивована якісним сервісом, головне що відреагували швидко та зробили все оперативно. Чудово зроблена робота майстра. Тепер підсвітка по всьому домі. Чим я тепер кайфую, бо вийшло дуже стильно.

T B
★★★★★

Чудовий майстер! Роботу виконано якісно. Все зроблено швидко, результатом повністю задоволений. Рекомендую!

Andrey
★★★★★

Швидко, професійно. Окрема подяка за швидке реагування та професійну консультацію.

Євген Володимирович

How it works

  1. 1

    Call and a photo of the panel

    We clarify what must run and look at a photo of your panel and the space for equipment. Often that is enough to quote.

  2. 2

    Engineer visit

    Free within Kyiv. Measurements, wiring check, agreeing where the battery and inverter go.

  3. 3

    Installed in 1 day

    Mounting, panel wiring, charge modes and priorities. Load test with you present.

  4. 4

    Diagram, warranty, app

    We hand over the diagram, set up monitoring on your phone and explain how to live with the system. Then service.

FAQ

How much does backup power for an apartment cost?

The "Apartment" kit with a 3.6–5 kW inverter and a 5 kWh battery starts at 69 000 ₴ including installation. The exact figure depends on brand, capacity and the state of your panel. After a call and a panel photo we quote right away.

How long does a 5 kWh battery last?

For a typical apartment (fridge, router, lights, laptops, boiler) — 8–14 hours. Longer if you avoid heating appliances. The calculator above sizes it for your appliances.

Do I need solar panels?

No. The inverter and battery are self-sufficient: they charge from the grid when power is on. Panels can be added later to the same inverter without rewiring the panel — we leave an input for them.

Hybrid inverter or a regular UPS?

A 1–2 kW UPS covers a router and lights for a few hours. A hybrid inverter runs an apartment or house, works with a battery for years, accepts panels and can charge by tariff. For outages of 4+ hours we recommend the hybrid.

Will old wiring cope?

The inverter goes on a dedicated line with its own breaker and critical circuits move to backup. If the panel or wiring is in poor shape, we say so and propose what to fix. That is our core work as electricians.

What is the warranty?

2 years on installation, manufacturer warranty on the inverter and battery (usually 3–5 years, LiFePO4 up to 6 000 cycles). Warranty visits in Kyiv are free.

Can I connect a generator?

Yes. Hybrid inverters have a generator input: it charges the battery and powers the house during long outages. Connected through a transfer switch.

Do you work with housing associations and rented premises?

Yes. We provide a diagram and certificate for the association; in commercial premises we install outside working hours under a contract with warranty terms.

Let us size your kit today

One call and a photo of your panel — and you know the price. Engineer visits in Kyiv are free.

Зв'яжіться з нами — і вже сьогодні ми обговоримо ваш об'єкт

Залишити запит

Заповніть коротку форму — прорахуємо вартість вашого об'єкта за 1 день.

Телефон

+38 (068) 989-33-93
+38 (073) 989-33-93

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Telegram

https://t.me/sds_kiev

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Email

info@sds.kiev.ua

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Адреса

м. Київ, вул. Ярославська, 12

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