- Stock: In Stock
- Brand: Westcott
- Model: Strobe
- SKU: 5700
- UPC: 810164330932
Westcott FJ400 II — 400Ws Touchscreen Strobe
30 W bi-color LED modeling | 0.01–0.9 s recycle | up to 550 full-power pops
Key Features
✅ 400Ws Strobe + Bi-Color LED
30 W modeling lamp adjustable 2700–6500K for easy composition.
✅ 0.01–0.9 s Recycling
2nd-gen speed and reliability for fast-paced shooting.
✅ 9-Stop Power Range
0.1/1.0-stop control to match any lighting plan.
✅ Up to 550 Full-Power Flashes
Interchangeable FJ Pro 29.6V 2500mAh (74Wh) battery + AC trickle-charge.
✅ Intuitive Color OLED Touchscreen
Clear, touch-first UI for studio or on-location control.
✅ Freeze Mode & Creative Mask
Freeze (t.5) to 1/24000 s and sequence up to 6 looks without moving lights.
✅ Included Essentials
Magnetic 5.5" reflector + gels (CTO/½ CTO/Window Green/Diffusion) + case + Rapid Box Switch insert.
✅ Flexible AC/DC Power
Swap batteries, run on AC, and share packs with the FJ800.
Overview
Meet the FJ400 II, Westcott’s fastest 400Ws monolight yet. It recycles in 0.01–0.9 s, adds a 30 W bi-color modeling lamp (2700–6500K), and a bright color OLED touchscreen for straightforward control. Freeze Mode and the Creative Mask feature speed high-volume workflows, letting you capture up to six lighting variations in sequence from a single setup.
Enjoy HSS to 1/8000 s, front/rear curtain sync, and burst rates up to 50 fps (camera/power dependent). The 2.4 GHz ecosystem (100 m, 31 channels / 16 groups) integrates with FJ triggers and the StudioLink mobile app. Mount modifiers via the Bowens S bayonet, tilt on a 5/8" (16 mm) receiver, and update via USB-C.
9-stop (1.56–400Ws) control, (t.5) 1/24000–1/500 s, and Flash Comp −3 to +3 EV.
Interchangeable 29.6V 2500mAh (74Wh) pack for up to 550 full-power pops, AC trickle-charge support, and shared compatibility with FJ800.
Specifications
1× Monolight (flash tube included)
400 Ws — 9 stops (0.1/1.0 steps)
0.01–0.9 s
Up to 50 fps
5500K (±150K)
Via trigger (Canon E-TTL/E-TTL II, FUJIFILM TTL, Nikon i-TTL, Sony ADI/P-TTL)
Built-in 30 W bi-color LED (2700–6500K)
Built-in 2.4 GHz RF receiver + optical receiver
31 / 16
100 m (328 ft)
StudioLink (Android / iOS)
1/24000 to 1/500 s
HSS to 1/8000 s; front/rear curtain
Rechargeable battery (included) + AC/DC adapter (included)
29.6V, 2500mAh, 74Wh — up to 550 full-power pops — ~1.5 h charge
USB-C for firmware updates
Bowens S
5/8" (≈16 mm) receiver + 9 mm umbrella slot
Magnetic 5.5" reflector + gel set • Rapid Box Switch insert • Carry case
Color OLED touchscreen
23.5 × 17 × 11.2 cm (9.25 × 6.7 × 4.4")
2.4 kg (5.3 lb)
≈ 4.97 kg (10.96 lb)
33.0 × 29.0 × 19.1 cm (13 × 11.4 × 7.5")
IGBT+, voltage stabilization, self-monitoring cooling, user-replaceable extended flash tube for wide, even spread.