Pro-B3: Unmatched power, precision, and durability for every adventure

Powerful and fast 
The Pro-B3 offers 750 Ws adjustable over a 11 f-stop range, a recycling speed as low as 0,01 seconds and flash duration as short as 1/56 000 second. Regardless of if you are on a snow-clad mountain or in the blistering desert sun, you have all the power and control you need.

Wide selection of modifiers
With the extensive and portable light shaping system of Profoto, your creative options become limitless. With 120+ light shapers, you can be free to explore and focus on getting professional images, no matter how extreme the location is, and achieve your vision.

Rugged and reliable
The Pro-B3 has a rugged, grip friendly exterior, world-class build quality and industrial grade components, like user changeable quartz flash tubes. Performance doesn’t mean a thing if you can’t rely on the gear, and you can always count on the Pro-B3.

Profoto Pro-B3 side portrait
Profoto Pro-B3 introduction image

Technical Specifications

750 Ws battery-powered monolight with extreme durability, rapid recycling, and Freeze mode flash durations down to 1/75 000 s — built for harsh environments and high-action sports photography.

750 Ws
Max output
0.01–2.3 s
Recycle*
1/75 000 s
Freeze mode
56 W
Modeling light

Performance

  • Flash power 750 Ws (11-stop range)
  • Recycle time 0.01–2.3 s (mode & battery dependent*)
  • Flash duration down to 1/75 000 s (Freeze mode)
  • High energy stability across the full range

Modeling Light

  • 56 W LED
  • Daylight-balanced output

Flash Modes

  • Eco – optimized for color & battery life
  • Boost – maximum output
  • Freeze – action-stopping durations

Connectivity

  • Profoto AirX (2.4 GHz), up to 100 channels / 6 groups
  • TTL & HSS via compatible Profoto remotes
  • Wireless range: 100 m (RF), 30 m (Bluetooth)

Physical

  • 48 × 24.4 × 16.5 cm (18.9 × 9.6 × 6.5 in)
  • 2.8 kg (6.2 lb) including battery
  • Li-Ion battery: up to ~250 full-power flashes
  • Compatible with all Profoto light shaping tools

See all technical specifications

*Recycle time varies with flash mode, battery level, and ambient temperature.