Spinfire Pro 2 Tennis Ball Machine

By John Morris · Updated 2026-09-09 · Documentation-based research

Internal oscillation disguises direction; external battery conversion. Capacity and weight differ between regional pages/configurations.

We haven’t established an exact Amazon offer for this model. Use the manufacturer information below to check its current configuration. Browse other machines.

What Spinfire Pro 2 brings to practice

Global page specifies 150 balls. US site advertises 200; global generic weight range still says 40–54 lb.

Ball capacity150 balls
Listed weight45 lb — Current standard internal battery table: 45 lb. AC/external machine 40 lb; external battery 5 lb.
Speed20–80 mph
ControlsRemote/app, custom drills, two-line, horizontal/vertical random and automatic speed/spin/interval variation.
Battery runtime3–8 hours, manufacturer estimate; settings affect use

Reasons to shortlist it

Use concealed direction changes deliberately

Capacity and weight differ between regional pages/configurations.

Spinfire Pro 2 is particularly relevant when you want to practice reacting to placement without relying on the whole machine turning as an early cue. Build the exercise around your first movement and recovery, then judge whether the chosen settings create the challenge you intended. Its power arrangements should be considered alongside the court work: an external battery can simplify charging, but the remaining body still needs a realistic lifting plan. Confirm the regional hopper supplied with the order, since the global and US pages do not describe the same capacity.

Compare the controls you will use

Remote/app, custom drills, two-line, horizontal/vertical random and automatic speed/spin/interval variation. Compare this control system and its limitations with another model.

Sources and configuration notes

The details above reflect the cited configuration. A retailer’s similarly named bundle can include different extras; published battery durations are not measured runtimes from our own testing.

Related decisions

Filter by capacity and carrying weight · Choose by practice needs · All model guides