waveshare
Waveshare UPS HAT (E)
Bottom line: The Waveshare UPS HAT ($44.99 on Amazon as of 2026-10-07): Stable 5V 6A output from an onboard high-power buck chip; main trade-off: 21700 batteries not included; four cells must be bought separately.
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*Price sourced from Amazon.com. Last updated 2026-10-07. Price and availability subject to change.
Pros & Cons
Pros
- ✓ Stable 5V 6A output from an onboard high-power buck chip
- ✓ Bi-directional USB-C fast charging up to 40W with PD3.0 support
- ✓ Holds 4x 21700 Li-ion cells for extended battery runtime
- ✓ Fuel gauge IC reports voltage, current, power and remaining capacity
- ✓ Pogo-pin connector works with Raspberry Pi 5, 4B and 3B+
Cons
- ✗ 21700 batteries not included; four cells must be bought separately
- ✗ Four 21700 cells add noticeable bulk and weight to a Pi build
- ✗ Real-time battery monitoring requires I2C setup on the Pi
- ✗ Compatibility listed only for Pi 5/4B/3B+; no Pi Zero support stated
SpecPicks Verdict
SpecPicks scored Waveshare UPS HAT using a rating × review-volume × price-fit model applied to published specs and reviews across the power protection category. waveshare's power protection lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for power protection of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- ✅Adopts pogo pins connector design, compatible with Raspberry Pi 5 / 4B / 3B+
- ✅Onboard Type-C port with bi-directional fast charging, supports multiple charging input / output protocols such as PD3.0, up to 40W charging power. Onboard battery fuel gauge IC for reading battery voltage, current, power, remaining capacity and other parameters.
- ✅Supports I2C bus communication for monitoring the operating status of Type-C port and batteries in real time. Supports 4× 21700 Li batteries (NOT included), larger capacity and longer battery life
- ✅Onboard high-power buck chip for stable 5V 6A power output. Onboard high-power buck chip for stable 5V 6A power output
- ✅Supports displaying battery level on the system, easy to check the operating state of the HAT
- ❤️Rich WiKi Resources❤️ We provide official Wiki resources, please contact us for more information.
Full Specifications
| Brand | waveshare |
|---|---|
| Color | Blue |
| Voltage | 5 volts |
| Wattage | 40 watts |
| Amperage | 6 A |
| Material | Plastic or Lightweight Metal Alloy |
| Form Factor | Compact |
| Model Number | UPS HAT (E) (EN) |
| Maximum Power | 30 watts |
| Connector Type | USB-C (Type-C) |
| Output Current | 6 A |
| Output Voltage | 5 volts |
| Output Wattage | 30 watts |
| Mfr Part Number | UPS HAT (E) (EN) |
| Power Plug Type | No Plug |
| Battery Cell Type | Lithium Ion |
| Number of Outlets | 1 |
| Enclosure Material | Plastic or Lightweight Metal Alloy |
| Warranty Description | 1 year |
| Battery Cell Composition | Lithium Ion |
| Full listing title | Waveshare UPS HAT (E), Compatible with Raspberry Pi 5/4B/3B+, Bi-Directional Fast Charging, 5V 6A Output, Pogo Pins Connector |
Ready to buy?
Waveshare UPS HAT (E), Compatible with Raspberry Pi 5/4B/3B+, Bi-Directional Fast Charging, 5V 6A Output, Pogo Pins Connector is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-10-07. Price and availability subject to change.
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