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Westcott FJ400 Studio Strobe Kit for Sony Cameras

Achieve Perfect Lighting Anywhere with this Professional Strobe KitThe Westcott FJ400 Strobe 1-Light Backpack Kit is your complete solution for on-the-go lighting. This powerful AC/DC strobe delivers fast recycle speeds and consistent color temperature. It has intuitive controls and a color LCD d...

$729.90*
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*Price sourced from Amazon.com. Last updated:Aug 28, 2026.Price and availability are subject to change — details.

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Overview

Achieve Perfect Lighting Anywhere with this Professional Strobe Kit

The Westcott FJ400 Strobe 1-Light Backpack Kit is your complete solution for on-the-go lighting. This powerful AC/DC strobe delivers fast recycle speeds and consistent color temperature. It has intuitive controls and a color LCD display. With TTL, High Speed Sync, Freeze Sync, and more, this kit is perfect for photographers seeking professional-grade lighting in any location. The included wireless trigger ensures seamless compatibility with Sony cameras.

  • Strobe Power: 400Ws
  • Recycle Time: 0.05-0.9 second
  • Flashes per Charge: 480+ full-power flashes
  • Color Temperature: 5500K (±150K)
  • Flash Modes: Manual, TTL
  • Sync Functions: High-Speed Sync (up to 1/8000s), Freeze Sync (up to 1/19000s)
  • Continuous Capture: Up to 20fps
  • Mount: Bowens S-Type
  • Compatibility: Sony Cameras (see compatibility chart)
  • Wireless Trigger: FJ-X3 S Wireless Trigger
  • Light Modifier: Rapid Box Switch Octa-S (26")

Key Features

Portable AC/DC Strobe: The FJ400 is the first portable 400Ws AC/DC strobe with under a second recycle speed at full power that offers an impressive 480+ full-power flashes per charge

Quick and Compact Rapid Box Switch Softboxes: Constructed with the solid aluminum umbrella-inspired framework, the design of the included Rapid Box Switch maximizes durability, minimizes weight, eliminates the need for separate support rods, and makes setup a breeze

Designed with Safety In Mind: The FJ400 strobe is equipped with onboard self-monitoring cooling fans and an automatic shutoff feature to ensure safe operation during use

Unrivaled Battery Performance: The removable lithium polymer battery provides both DC power for on-location freedom and AC trickle-charge performance when the state of charge is above 25 percent

Dedicated Sony Camera Compatibility: When paired with an FJ-X3 S Wireless Trigger, the FJ400 strobe provides unrivaled features including High-Speed Sync, TTL, and more. The wireless trigger is designed with a proprietary Sony hot shoe mount for Sony cameras. See the compatibility chart for more details

Specifications

Flash Power
400Ws
Recycle Time
0.05-0.9 seconds
Flashes Per Charge
480+ (full-power)
Battery Type
AC/DC LiPo
Sync Modes
TTL, HSS (to 1/8000s), Freeze Sync (to 1/19000s), Rear Curtain Sync
Continuous Capture
Up to 20fps
Wireless Trigger
FJ-X3 M Universal Wireless Trigger (2.4 GHz)
Wireless Channels
16
Wireless Groups
6
Light Modifier
26" Rapid Box Switch Octa-S
Mount Type
Bowens S-Type (strobe)
Included Accessories
Diffusion Dome, Magnetic Reflector, Gel Set, Lite Traveler Backpack
Camera Compatibility
Many Sony cameras (with included trigger)

Frequently Asked Questions

The FJ400 strobe provides a 400Ws flash output and boasts a very fast recycle time of 0.05-0.9 seconds, enabling quick successive shots.
The included AC/DC LiPo battery is capable of delivering over 480 full-power flashes per charge, making it reliable for extended shooting sessions.
Yes, the kit supports High-Speed Sync (HSS) up to 1/8000s and Freeze Sync up to 1/19000s, offering versatile control over ambient light and motion.
The kit includes the FJ-X3 M Universal Wireless Trigger, which is designed for 2.4 GHz wireless radio communication and is specifically compatible with many Sony cameras. You should consult the compatibility chart for your specific model.
The kit comes with a Diffusion Dome, a Magnetic Reflector, a Gel Set, and a collapsible 26" Rapid Box Switch Octa-S light modifier, ideal for various lighting setups.
Yes, a Lite Traveler Backpack is included, which features a large storage compartment for convenient transport of the strobe and its accessories.

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