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Westcott FJ400 II 400Ws Touchscreen Strobe with FJ Pro AC/DC Battery

BH #WEFJ400IITSS • MFR #5700
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Westcott FJ400 II 400Ws Touchscreen Strobe with FJ Pro AC/DC Battery
90-Second Intro
Key Features
  • 400Ws Strobe, Bi-Color LED Modeling Lamp
  • 0.01-0.9 sec Recycling
  • 9-Stop Power Range, 0.1 & 1.0 Increments
  • Up to 550 Full Power Flashes
Westcott expands the FJ line by introducing the FJ400 II 400Ws Touchscreen Strobe with FJ Pro AC/DC Battery as the brand's fastest 400Ws monolight. The second generation of the FJ400 recycles in 0.01-0.9 sec ensuring speed and reliability while offering relevant upgrades. The FJ400 II brings improvements to its design with a 30W bi-color LED modeling light and a full-color OLED touchscreen for intuitive and uncomplicated onboard control. In addition to these upgrades, other settings are to be highlighted, including flash durations with a Freeze mode and a Creative Mask feature for better efficiency. Users will also benefit from flexible AC/DC power options with the included interchangeable FJ Pro battery that provides up to 550 full power flashes per charge. The FJ400 II is a compact and rapid strobe lighting solution with little weight at 5.3 lb for great portability.
More Details
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Can I used with an AC power cord?

Can I used with an AC power cord?
Asked by: Rafael
Yes, you can use the Westcott FJ400 II 400Ws Touchscreen Strobe with FJ Pro AC/DC Battery on AC via the AC power cord that is provided.
Answered by: Davis H
Date published: 2025-08-14

Is Westcott FJ400 II 400Ws compatible with Canon E

Is Westcott FJ400 II 400Ws compatible with Canon EL-1 in July 2026?
Asked by: sergio
The Westcott FJ400 II 400Ws Touchscreen Strobe with FJ Pro AC/DC Battery is only compatible with the Canon Speedlite EL-1 if you use the optical slave. It will not be compatible as a radio trigger making any TTL features unavailable.
Answered by: Edgar M
Date published: 2026-07-31

Anyone know if the FJ 400 II is compatible with ...

Anyone know if the FJ 400 II is compatible with Fuji XT5?
Asked by: Thi
The Westcott FJ-X3 M Universal Wireless Flash Trigger is equipped with multi-brand technology that pairs with most camera brands to trigger the FJ Wireless and Canon RT devices. This 2.4 GHz remote offers revolutionary compatibility with many Canon, Nikon, Sony (with adapter), FUJIFILM, Panasonic Lumix, and Olympus cameras.
Answered by: Davis H
Date published: 2025-06-05

Does this have a standard sync port so I can use ...

Does this have a standard sync port so I can use a different receiver like a PocketWizard?
Asked by: Heather
The Westcott FJ400 II 400Ws Touchscreen Strobe with FJ Pro AC/DC Battery (B&H# WEFJ400IITSS) has a standard 3.5mm sync port that may be connected to many brands of radio receivers such as the PocketWizard PlusX Transceiver (B&H# POPWPX). Of course, only appropriate Westcott transmitters such as the Westcott FJ-X3 M Universal Wireless Flash Trigger (B&H# WEFJX3MWFT) whose signals are received by the FJ400 II's own internal receiver will support TTL, HSS, and remote intensity adjustments.
Answered by: Yoni S
Date published: 2025-12-03

Does this still offer Canon RT in addition to the ...

Does this still offer Canon RT in addition to the Westcott Canon (so I can also include Canon speedlites in a setup)?
Asked by: Patrick
The Canon RT frequency has become overcrowded in the last few years and Canon has not been able to provide a stable frequency for communication, leading to missed shots and connection loss. Therefore, for best performance we recommend either the FJ80 II or FJ80 SE Speedlights.
Answered by: FJ Westcott
Date published: 2025-01-29

Does the FJ 400ii have a freeze mode?

Does the FJ 400ii have a freeze mode?
Asked by: Daniel
Yes, the monolight strobes in the Westcott FJ400 II 400Ws Touchscreen Strobe with FJ-X3 M Universal Trigger (2-Light Backpack Kit) have a Freeze Mode feature. As indicated on page 15 of the instruction manual, when you are on the [MENU 2] screen, under the [SYNC] tab will be the option to set the monolight to [Freeze Mode], which allows you to capture fast-moving subjects with an ultra-short flash duration to stop motion effectively. Do note this is only available in Manual Mode only.
Answered by: Manzell L
Date published: 2025-12-07
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