WESTCOTT FJ400 Strobe 400Ws with AC/DC Battery

$599.95

mf#4700

  • 400 watt-second AC/DC strobe

  • Compatible with the Westcott FJ-X2m Universal Wireless Trigger and Canon RT system

  • 480+ full-power flashes per charge

  • 0.05 to 0.9 second recycle time

  • Removable AC/DC lithium polymer battery

  • Color temperature stability of 5500K (±150K) across entire energy range

  • High-Speed Sync up to 1/8000s, TTL, and Rear Curtain Sync capable

  • Continuous Capture up to 20 frames per second

  • 6 groups and 16 wireless channels

  • 9 F-stop energy range in 0.1 and 1.0 increments

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Never Miss a Shot Again

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. The lightweight FJ400 offers unrivaled performance with the most accurate color temperature throughout its entire 9-stop output range.

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TTL, High Speed Sync, Freeze Sync, and More

With an intuitive menu system and LCD color display, the FJ400 features Manual and TTL Flash Modes, High Speed Sync (HSS) up to 1/8000s, Freeze Sync up to 1/19000s, Continuous Capture up to 20 fps, Mask Function, Delay Function, Automatic Memory Recall, Rear Curtain Sync, Canon RT flash compatibility, group and channel assignment, Group Exposure Compensation, and much more. This strobe is firmware upgradeable via the included USB-C cable.

Say Goodbye to Brand-Specific Triggers

Maximize the FJ400’s full potential by pairing it with the powerful FJ-Xm Universal Wireless Trigger. The FJ-X2m offers revolutionary compatibility with many Canon, Nikon, Sony (with adapter), Fuji, Panasonic Lumix, and Olympus cameras (see FJ-X2m compatibility chart). With a large display and user-friendly menu, controlling TTL and HSS has never been easier.

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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%.

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Consistent Color Temperature at Every Power Level

The FJ400 maintains a color temperature stability of 5500K (±150K) throughout its entire 9-stop output range, with flash increments of either 0.1 or 1.0 stops. It features a 20W 5600K LED modeling lamp with auto-adjust and independent output control.

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Optimized for Light Modifiers

The extended flash tube provides optimal light output allowing for a wider, even spread for filling light modifiers. Equipped with a Bowens S-Type mounting system, the FJ400 is easy to pair with your favorite softbox. The FJ400 includes a Magnetic 5” Reflector, Magnetic CCT Gel Set, and a Rapid Box Switch Bowens Insert that allows you to pair your strobe with any Rapid Box Switch light modifier. The built-in tilter bracket with a tension screw offers secure mounting and positioning of large umbrellas and modifiers.

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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.

FJ400 Strobe

  • Maximum Power: 400 Ws

  • Energy Range 9 F-Stop (1.56 - 400 Ws)

  • Flash Duration (t0.1)Normal: 1/280 - 1/3000s
    Freeze: 1/280 - 1/7000s

  • Flash Duration (t0.5)Normal: 1/800 - 1/8500s

  • Freeze: 1/800 - 1/19000s

  • Recycle Time: 0.05 - 0.9s (DC Battery)

  • Continuous Capture: 20 FPS (Camera Model Dependent)

  • Color Temperature Stability Normal/TTL/HSS: 5500K ±150K
    Freeze: 5500K ±500K (E.R. 5-9)

  • Mounting System Bowens S-Type

  • Flash Increments: 1-Stop and 0.1-Stop

  • Flash Modes Manual, TTL

  • Mask Function Yes (Manual)

  • IGBT: Yes

  • Flash Exposure Compensation±3

  • Modeling Lamp: LED 20W 5600K

  • Sync Functions: Normal, HSS, Freeze

  • Sync Speed: 1/8000 Sec (High-Speed)

  • Wireless Radio Frequency: 2.4 GHz

  • Wireless Channels: 16 (0-15)

  • Wireless Groups: 10

  • Wireless Range: 985’ (300m)

  • Display: LCD Color

  • Display Mount: 5/8” / 16mm Receptacle

  • Auto-Dump: Yes

  • Fan Cooled Self-Monitoring Cooling Fans

  • Voltage Stabilization: Yes

  • Port Type USB-C (Firmware)

  • Auto-Power Off: Yes

  • Audible Beep: Yes

  • Delay Function: Yes (Manual)

  • Auto Memory Recall: Yes

FJ400 Battery

  • Flashes Per Charge:480+ at Full Power

  • Battery Type: Lithium Polymer

  • Capacity: 65Wh, 4400mAh

  • Voltage:14.8V

  • Battery Indicator: LED

  • Recharge Time: 2.5 Hours

  • Battery Charge Cycles” 300+

  • AC Power Requirement: Battery Level ≥25%