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.

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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

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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

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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)

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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%

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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

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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

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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.