Viopumpo
Viopumpo 2500 Watt Sump Pump Backup Battery System
$319.99
Reference price as of 2026-09-01 — check Amazon for the current price and stock.
A higher-capacity backup option for larger or dual sump-pump setups where 1500W isn't enough headroom, from a budget import brand — worth it mainly for the extra wattage margin.
Full spec sheet
| Key specs | |
| Brand | Viopumpo |
| Price | $319.99 |
| Capacity | — |
| Continuous output | 2500 W |
| Peak / surge output | 5000 W |
| Weight | — |
| Battery chemistry | — |
| Dimensions (L x W x H) | — |
| Includes solar panel | No |
| Use cases | Home |
| Other verified specs | |
| Charger | 25A fast charge |
| Peak surge (typical for this design class) | 5000W |
| Outlets | Multiple AC outlets + USB/Type-C per listing photos |
| Battery included | No |
| Brand verification note | Brand identified as Viopumpo via product photo (visible logo) plus a sibling UK listing — not "Junchipower", which turned out to be an unrelated mismatched product photo during research |
Pros
- 25A fast charger keeps the backup battery topped off and ready between outages
- Pure sine wave output is safe for sensitive pump motors and electronics
- Wired LCD remote lets you check voltage/battery/pump status without accessing the unit itself
- Multiple AC outlets support single or dual sump pump setups
Cons
- Battery sold separately — a significant added cost
- Bulky metal enclosure, no official weight/dimension spec sheet located
- Lesser-known private-label import brand with limited long-term support track record
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