Westcott FJ400 II Strobe 1-Light Backpack Kit with FJ-X3 M Universal Wireless Trigger - (5712S)

WestcottSKU: 810164331311

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Sale price£879.00

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Product Description

Westcott FJ400 II Strobe 1-Light Backpack Kit

SKU: 5712S

A powerful and portable flash kit designed for photographers on the move, featuring fast recycle times, consistent colour accuracy, and a full-colour OLED touchscreen for intuitive control. The FJ400 II Strobe offers 550+ full-power flashes per charge, while the included Lite Traveler Backpack ensures safe and convenient transport of your gear.


Key Features

Complete Flash Kit for 1-Light Portraits

  • Includes: FJ400 II Strobe, FJ Pro AC/DC Battery, FJ-X3 Wireless Trigger, Magnetic Gel Pack, Rapid Box Switch Octa-S with Insert, Lite Traveler Backpack
  • Powerful 400Ws strobe with high-capacity AC/DC battery for on-location shooting
  • 550+ full-power flashes per charge with the FJ Pro AC/DC Battery
  • Ultra-fast recycle times from 0.01 to 0.9 seconds
  • Stable 5500K (±150K) colour temperature across a 9-stop energy range
  • Full-colour OLED touchscreen for seamless control
  • Advanced sync functions: HSS, TTL, Freeze Sync, Front Curtain, and Rear Curtain
  • Short flash duration up to 1/24,000 sec for freezing motion
  • Creative Mask function for up to six lighting combinations without repositioning
  • Bowens S-Type mount for compatibility with various modifiers
  • Lite Traveler Backpack with gear compartments and padded dividers for safe transport

What’s in the Box?

  • 1 × FJ400 II Strobe
  • 1 × FJ Pro AC/DC Battery
  • 1 × Frosted Glass Dome
  • 1 × Power Adapter & Cord
  • 1 × 55-Degree Magnetic Reflector
  • 1 × Magnetic Gel Set (CTO, 1/2-CTO, Window Green, Diffusion)
  • 1 × FJ-X3 Wireless Flash Trigger
  • 1 × FJ-X3 Battery
  • 1 × USB-A to USB-C Cable
  • 1 × Rapid Box Switch Octa-S
  • 1 × Rapid Box Switch Insert (FJ800, FJ400 II, FJ400, Bowens)
  • 1 × Lite Traveler Backpack

Flash Head Specifications

  • Power Output: 400Ws
  • Energy Range: 9 F-Stop (1.56 - 400 Ws)
  • Flash Duration (t0.1):
    • Normal Mode: 1/200 – 1/6540s
    • Freeze Mode: 1/220 – 1/10800s
  • Flash Duration (t0.5):
    • Normal Mode: 1/600 – 1/16500s
    • Freeze Mode: 1/500 – 1/24000s
  • Recycle Time: 0.01 – 0.9 sec
  • Continuous Capture: 50 FPS (camera & power dependent)
  • Colour Temperature Stability:
    • Normal/TTL: 5500K ±150K
    • HSS: 5500K ±300K
    • Freeze Mode: 5500K ±500K (E.R. 3-9)
  • Mounting System: Bowens S-Type
  • Maximum Modifier Load: 20.0 lbs (9.1 kg)

Battery Specifications

  • Battery Type: FJ Pro AC/DC Li-ion
  • Capacity: 74Wh, 2500mAh
  • Voltage: 29.6V
  • Flashes per Charge:
    • FJ Pro Battery: 550+
    • Optional FJ ProMax Battery: 1000+
  • Charge Time: ~1.5 hours
  • Charge Cycles: 300+ (@80% after 300 cycles)
  • AC Power Requirement: Battery Level ≥25%

Trigger System & Connectivity

  • Wireless Compatibility: FJ800, FJ400 II, FJ400, FJ200, FJ80, FJ80 II, FJ80-SE, FJ-XR
  • Camera Compatibility: Canon, Nikon, Sony (with adapter), Fuji, Panasonic Lumix, and Olympus
  • Operating Frequency: 2.4 GHz
  • Control Channels: 32 (AU, 1-31)
  • Operating Groups: 6 Native, 10 w/ App
  • Control Range: 985' (300m)
  • Control Modes: TTL (Auto), Manual
  • TTL EV Range: ±3
  • Sync Functions:
    • HSS (Up to 1/8000s)
    • Normal (Front & Rear Curtain)
    • Freeze (with compatible devices)
  • Ports: USB-C (Firmware Updates), 2.5mm (Output only)
  • Mobile App Support: Yes (via Bluetooth)
  • Firmware Upgrades: PC, Mac

Additional Specifications

  • Cooling System: Self-monitoring multi-stage cooling
  • Operating Temperature: 32° to 113° (0° to 45°C)
  • Power Cord Length: 9.5' (2.9m)
  • Product Dimensions: 23.0 × 16.0 × 11.0 in. (58.4 × 40.6 × 27.9 cm)
  • Item Weight: 15.1 lbs (6.8 kg)
  • Materials: Nylon, Plastic, Aluminium, Rubber, Electrical Components

Why Choose the FJ400 II Strobe 1-Light Backpack Kit?

  • Complete professional lighting kit with battery-powered portability
  • Ultra-fast recycle times for rapid shooting
  • Consistent colour temperature for flawless results
  • Multiple sync options including HSS, TTL, and Freeze Sync
  • Bowens S-Type mount for wide modifier compatibility
  • Compact Lite Traveler Backpack for easy transport

A perfect solution for portrait, fashion, wedding, and commercial photographers, the FJ400 II Strobe 1-Light Backpack Kit delivers reliable, high-performance lighting in a portable and durable package.

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