Westcott FJ400-SE AC-Powered Studio Strobe

The Westcott FJ400-SE 400Ws Studio Strobe is a streamlined, AC-powered addition to Westcott’s popular FJ lighting lineup, designed for photographers who want dependable studio performance without unnecessary complexity. Built around a manual-only workflow, the FJ400-SE retains the core strengths of the FJ400 while focusing on simplicity and consistency. With a built-in 2.4 GHz receiver, it integrates seamlessly into the FJ wireless ecosystem and works effortlessly with Westcott FJ triggers and compatible speedlights.

Delivering a precise 6-stop power range from 12.5 to 400Ws (1/32 to full power), adjustments can be made in both 0.1 and 1-stop increments for exact control. Fast recycle times of 0.5 to 1.0 seconds and flash durations as short as 1/200 second make it well-suited for portraits, product photography, and everyday studio shooting. This AC-only version includes a 14.8' US power cord for reliable operation wherever power is available.

Simple, Reliable Studio Performance

Weighing just 3.9 lb, the FJ400-SE offers a compact and approachable studio lighting solution for both new and experienced users. It delivers consistent color accuracy at 5500K and features a 15W daylight LED modeling light, all housed in the durable build quality photographers expect from the FJ series. Plug it into any standard 110–120V AC outlet and enjoy dependable studio lighting with minimal setup.

Consistent Output, Precise Control

The 400Ws output provides ample power for a wide range of studio scenarios, while selectable recycle modes ensure dependable performance during longer sessions. Choose between fast recycling (0.5–1.0 sec) or stable recycling (0.5–3.0 sec) depending on your shooting needs. Short flash durations help maintain uniform exposure, with t0.1 durations of 1/200–1/300 sec and t0.5 durations from 1/200–1/1200 sec. Manual-only operation with front and rear curtain sync allows for creative timing and motion effects.

Integrated FJ Wireless System

With its built-in 2.4 GHz receiver, the FJ400-SE works wirelessly with Westcott’s optional FJ triggers and speedlights. The system supports 16 groups and 32 channels and offers a wireless range of up to 328 feet, ensuring stable communication even in challenging environments. Additional triggering options include an optical slave and a 3.5mm sync port.

Intuitive Control Options

The rear-mounted LCD screen and onboard controls provide quick access to settings and menus. For added convenience, the Westcott StudioLink app allows remote control from your smartphone, along with access to Creative Mask and Delay features for more advanced lighting setups.

Flexible Light Shaping

A Bowens S mount and 9mm umbrella socket support a wide variety of light modifiers, including softboxes, umbrellas, and beauty dishes. The integrated tilting bracket with a 5/8" receiver ensures secure mounting on standard light stands. Included accessories feature a 55° magnetic reflector and a color correction gel kit with CTO, 1/2 CTO, window green, diffusion, and a gel frame—ideal for matching ambient light or creating custom looks.

Built for Growth

With powerful output, dependable AC operation, and compatibility with a wide range of accessories, the FJ400-SE covers all the essentials of studio strobe lighting. The LED modeling light aids composition, while auto memory recall speeds up setup between sessions. Whether you’re stepping into off-camera flash for the first time or expanding an existing lighting kit, the FJ400-SE offers a reliable, no-nonsense solution—and a great starting point before moving into battery-powered strobes.