Hamvolty V7 Lithium-Ion Replacement Battery for Dyson V7

Hamvolty V7 replacement battery is a third-party lithium-ion battery listed for Dyson V7 and SV11 vacuum models. The listing claims around 25–35 minutes of runtime, a battery status light and tool-free fitting, and says it is not for V6, V8 or SV07.

At a glance

The listing describes a status light for charging, operation, depletion, cooling and charging issues.
Tool-free installation is claimed, with an approximate two-minute replacement time.
The seller claims protection against overcharge, over-discharge, overcurrent, overheating and short circuits.

Price

£28.18Save 17%

Reference price: ~~£33.99~~

Price checked: 14 Nov 2026

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Pros and cons

Pros

Includes two replacement filters according to the package description.
The seller lists broad compatibility across V7 variants and SV11.

Technical specifications

5 specifications

Identity
Brand	Hamvolty

Power and battery
Battery type	Lithium Ion
Claimed runtime	approx. 25-35 minutes vs. original 20 minutes

Compatibility
Listed compatible models	all dyson v7 sv11 series vacuum cleaner, including v7 motorhead, v7 motorhead origin, v7 animal, v7 animal pro, v7 total clean, v7 trigger, v7 fluffy, v7 fluffy extra, v7 fluffy origin, v7 car+boat, v7 absolute,229687and 225403
Models explicitly excluded	V6, V8, or SV07

What to know before buying

The stated 25–35-minute runtime and stronger suction are manufacturer claims, not independently confirmed. Allow the battery to cool for 15 to 20 minutes before recharging if hot, especially after high-power use. Only fit it to a fully functional vacuum and inspect its contacts before installation.

Who is it for?

A good fit for

Dyson V7 owners seeking a third-party replacement battery and filters.
Buyers whose vacuum model is confirmed to be within the listed V7 or SV11 compatibility range.

Less suited to

Owners of V6, V8 or SV07 vacuums.
Vacuum units with damaged, wet, scorched or deformed battery contacts.

Hamvolty V7 Lithium-Ion Replacement Battery for Dyson V7 · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 57 ratings

5 stars76%76%
4 stars12%12%
3 stars0%0%
2 stars0%0%
1 star12%12%

Customer feedback highlights perceived battery quality and runtime, as well as ease of fitting and value. Those reports may matter to buyers replacing a V7 battery, but do not verify the seller’s runtime claim or compatibility. The overall rating distribution is mostly five-star, with a notable one-star share, so experiences are not uniformly positive.

Positive themes

Customers report good battery quality and runtime.
Customers describe installation as easy and consider it good value.

Frequently asked questions

Which Dyson models is this battery listed for?

The listing says it is for V7 and SV11 series models, including V7 Animal, Fluffy, Motorhead, Trigger and Absolute variants. It excludes V6, V8 and SV07. Check the exact vacuum model before ordering.

What is included?

The product description says the package contains one replacement battery and two replacement filters.

How long does the battery run?

The seller claims approximately 25–35 minutes compared with 20 minutes for the original battery. Actual runtime is not independently verified.

What should I do if the battery is hot after use?

The listing advises letting it cool for 15 to 20 minutes before recharging, particularly after high-power use.