workspace_premium Best Overall Remax RPP-26 Lango II 20000mAh Power Bank Black
LKR 5,999 LKR 14,000 Save 57%
or 3 × LKR 2,240 with KOKO
Tops our shortlist on warranty, features and all-round value.
Best High-Capacity Power Banks in Sri Lanka (2026)
We ranked the 8 best high-capacity power banks you can buy in Sri Lanka right now — judged on 20,000mAh and up to recharge phones and tablets several times over, warranty and live LKR value. Prices run from LKR 4,499 to LKR 23,699, every pick is genuine with warranty, and you order in seconds with cash on delivery.
verified Picks chosen from live stock — ranked on availability, warranty, features and current LKR prices. Updated August 2026.
workspace_premium Premium Pick WiWU PM301 130W 20000mAh Power Bank
LKR 23,699 LKR 45,999 Save 48%
or 3 × LKR 8,848 with KOKO
The most capable, top-of-the-range option here.
workspace_premium Budget Pick Aspor A301 20000mAh Powerbank
LKR 4,499 LKR 9,999 Save 55%
or 3 × LKR 1,680 with KOKO
The lowest price on this list — easiest on the wallet.
High-Capacity Power Banks compared
| # | Model | Price | Save | Warranty | Stock |
|---|---|---|---|---|---|
| 1 | Remax RPP-26 Lango II 20000mAh Power Bank Black | LKR 5,999 | 57% | 6 Months | In stock |
| 2 | Aspor A301 20000mAh Powerbank | LKR 4,499 | 55% | 6 Months | In stock |
| 3 | Aspor A386 20000mAh Magnetic Power Bank | LKR 7,799 | 51% | 6 Months | In stock |
| 4 | WiWU Wi-P068 Speedy Series 20000mAh Power Bank – Black / White | LKR 5,499 | 39% | 1 Year | In stock |
| 5 | Aspor A336 22.5W 20000mAh Power Bank | LKR 5,799 | 42% | 6 Months | In stock |
| 6 | Ugreen Nexode 130W 20000mAh Fast Charging Power Bank | LKR 19,999 | 33% | 1 Year | In stock |
| 7 | WiWU Wi-P023 Elite 100W 20000mAh Power Bank – Silver | LKR 21,999 | 33% | 12 Months | In stock |
| 8 | WiWU PM301 130W 20000mAh Power Bank | LKR 23,699 | 48% | — | In stock |
What to look for in a power bank
- check_circle Capacity — 10,000mAh ≈ two phone charges; go 20,000mAh for trips.
- check_circle Output — fast charging (PD/QC) refills phones far quicker than basic 5V.
- check_circle Ports — USB-C in/out and multiple ports let you top up several devices.
How we ranked these high-capacity power banks
This isn't a paid list. We start with every high-capacity power banks actually in stock at DreamTek, then rank them on the things that matter once your money's down: whether it's available right now, the length and provider of the warranty, the real feature set (not just spec-sheet numbers), the current discount off RRP, and live LKR price. Picks and prices are refreshed from our catalogue — last updated August 2026 — so what you read here is what you can buy today. If something sells out, it drops down the list.
Compare high-capacity power banks head-to-head
More buying guides
Frequently asked questions
What is the best high-capacity power banks in Sri Lanka? expand_more
Our top pick is the Remax RPP-26 Lango II 20000mAh Power Bank Black at LKR 5,999. Tops our shortlist on warranty, features and all-round value.
How much do high-capacity power banks cost in Sri Lanka? expand_more
We list 8 high-capacity power banks, priced from LKR 4,499 up to LKR 23,699. All prices are in LKR and updated August 2026.
Which brands of high-capacity power banks does DreamTek stock? expand_more
This list includes Remax, Aspor, WiWU, Ugreen. All are 100% genuine and supplied with warranty.
Can I pay in installments? expand_more
Yes. KOKO splits any order into 3 payments — from LKR 1,680 each on the most affordable pick here. The KOKO plan adds a 12% fee (already included in that amount), so it totals 12% above our cash price; cash on delivery and bank transfer cost the listed price.
Is cash on delivery available? expand_more
Yes — cash on delivery is available in most areas of Sri Lanka, so you can check your high-capacity power banks before you pay. We also accept bank transfer and KOKO installments.
Where can I buy these high-capacity power banks in Sri Lanka? expand_more
Order any pick from DreamTek in one step — name, phone and address — and we deliver island-wide from our Ja-Ela store — typically within 1–5 business days, with a Colombo pickup option too.