Electronic construction
Automatic Insulated Gate Bipolar Transistor (IGBT) and series circuitry
Guide number (20°C/68°F)
30/98.4 (ISO 200, m/ft), 21/69 (ISO 100, m/ft)
Angle of coverage
Light distribution covers an 18mm lens when mounted on a Nikon DX format camera and a 27mm lens when mounted on an F6
Flash mode
i-TTL, M* (manual)
  • *Possible with D700, D300 series, D7000, D90, D5100, D5000, D3100, D3000, D60 and D40 series
Recycling time
Approx. 3.9 sec. with alkaline-manganese batteries
Number of flashes
Approx. 140 times with alkaline-manganese batteries
Compatible cameras
All cameras compatible with Nikon Creative Lighting System
Flash exposure control set on the camera
Slow-sync, Red-eye reduction, Red-eye reduction in slow sync, Rear-curtain sync flash, FV Lock flash, manual flash*
  • *Possible with D700, D300 series, D7000, D90, D5100, D5000, D3100, D3000, D60 and D40 series
Bounce capability
Flash head tilts up to 90° with click-stops at 0°, 60°, 75°, 90°
ON/OFF switch
The ON/OFF switch turns the SB-400 on and off
Power source
Two AA-size alkaline-manganese (1.5V), lithium (1.5V), Oxyride (1.5V) or Ni-MH (2600 mAh) (rechargeable) (1.2V) batteries
Ready light
  • Lights up when the SB-400 is recharged and ready to fire
  • Blinks to indicate: insufficient light/insufficient battery power/incompatibility of camera with SB-400/overheating
Flash duration
Approx. 1/1300 sec. at full output
Mounting foot lever lock
Provides secure attachment of SB-400 to the camera accessory shoe with a mount pin to prevent accidental detachment
Dimensions (W x H x D)
Approx. 66 x 56.5 x 80mm (2.6 x 2.2 x 3.1 in.)
Weight (without batteries)
Approx. 127g (4.5 oz.)
Included accessories
SS-400 Soft Case
  • *These performance specifications are applicable when fresh batteries are used at normal temperature (20°C/68°F).
    Specifications and design are subject to change without notice.
  • *Oxyride Battery is a registered trademark of Matsushita Electric Industrial Co., Ltd.
    Products and brand names are trademarks or registered trademarks of their respective companies.
  • *Specifications and equipment are subject to change without any notice or obligation on the part of the manufacturer. November 2006
    ©2006 Nikon Corporation