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Westcott FJ Pro AC/DC Battery and Power Adapter for FJ800, FJ400 II, FJ250
The Westcott FJ Pro AC/DC Battery and Power Adapter is a dependable power solution designed to keep your FJ strobes running smoothly, whether you are shooting in the studio or working on location. Compatible with the FJ800, FJ400 II and FJ250, it delivers generous flash counts per charge and the flexibility to run from battery or mains power. With a fast recharge time, clear LED status indicators and a compact, lightweight design, it is built to support long, demanding shoots without slowing you down.
The Perfect Battery For
- Location photographers who need reliable, high-capacity power away from mains electricity
- Studio shooters wanting the flexibility to switch between battery and AC power during longer sessions
- Event and wedding photographers who require consistent performance and quick recharge times
- FJ system users looking for a spare or replacement battery to avoid downtime on busy shoots
Key Features
- Compatible with Westcott FJ250, FJ400 II and FJ800 strobes
- Delivers over 850 full-power flashes with FJ250
- Provides over 550 full-power flashes with FJ400 II
- Produces over 250 full-power flashes with FJ800
- AC/DC operation with built-in trickle-charge capability
- Fast recharge time of approximately 1.5 hours
- LED charge status indicators for easy monitoring
- 29.6 V, 2500 mAh, 74 Wh rechargeable battery
- Compact and lightweight design at 0.5 kg
- Rated for over 300 charge cycles
Reliable Power, Wherever You Shoot
Designed specifically for the FJ wireless strobe system, the FJ Pro Battery offers consistent, predictable performance across all compatible lights. Whether you are powering an FJ250 for rapid shooting or running an FJ800 at full output, you can rely on stable power delivery throughout the session.
Fast Charging and Clear Status Monitoring
With a recharge time of around 1.5 hours, the FJ Pro Battery helps keep downtime to a minimum. The built-in LED charge indicators make it easy to check remaining power at a glance, so you can plan battery changes without interrupting the flow of a shoot.
AC/DC Flexibility for Longer Sessions
The AC/DC design allows you to power your strobe directly from mains electricity when available, while also trickle-charging the battery. This is especially useful during extended studio sessions, helping ensure your lights stay ready to go when the battery level is above 25 percent.
What’s Included
- Westcott FJ Pro AC/DC Battery
- Power adapter
- Power cable (2.9 m)
TFC’s Verdict:
This is a solid, no-nonsense power option for anyone invested in the Westcott FJ system. For photographers who value flexibility and reliability, especially those mixing studio and location work, adding one spare of these to your bag is a no brainer. The high flash counts and quick recharge time make it a practical choice for busy shooting days, while AC/DC operation adds welcome peace of mind for longer sessions.
MPN: 5702
| Compatibility: | FJ800 Strobe, FJ400 II Strobe, FJ250 Strobe |
| Flashes per Charge: | FJ250: 850+ at Full Power, FJ400 II: 550+ at Full Power, FJ800: 250+ at Full Power |
| Battery Type: | FJ Pro AC/DC Li-ion Battery |
| Battery Capacity: | 74Wh, 2500mAh |
| Battery Voltage: | 29.6V |
| Charge Power: | DC 33.6V, 2A |
| Battery Removable: | Yes |
| Charge Time: | 1.5 Hours |
| Charge Cycles: | 300+ (@80% after 300 cycles) |
| AC Power Requirement: | Battery Level ≥ 25% |
| Certifications: | FJ Pro Battery: CE, RoHS, AC Adapter: CE, cETLus, RoHS |
| Power Cord: | 2.9m |
| Plug Type: | Type G (UK) & Type C (EU) |
| Power Supply: | 100-240 VAC, 50/60 Hz 1.5A Max |
| Battery Type: | AC/DC Lithium-Ion |
| Cable Port: | Barrel (Charging) |
| Cooling: | Passive |
| Operating Temp.: | 0° to 45°C |
| Product Dimensions: | 10.7 × 9.9 × 5.3 cm |
| Packed/Folded Size: | 34.5 × 29.6 × 18.5 cm |
| Item Weight: | 0.5 kg |
| Materials: | Nylon, Plastic, Aluminum, Rubber, Electrical Components |