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Item#: N82E16830993029

Nikon SB-400 Speedlight Flash

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  • i-TTL, M (manual with the D40 only )
  • All cameras compatible with Nikon Creative Lighting System

  • Specifications
  • Warranty & Returns
  • Reviews

Learn more about the Nikon International SB-400


Speedlight SB


Electronic construction: Automatic Insulated Gate Bipolar Transistor (IGBT) and series circuitry

Angle of coverage: Light distribution covers an 18mm lens when mounted on a Nikon DX format digital SLR camera (27mm lens when mounted on an F6 35mm SLR)

Flash shooting distance range: 2 to 66 feet (Varies depending on the ISO sensitivity, zoom-head position, and lens aperture in use)

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 (with Nikon Creative Lighting System digital and 35mm SLR cameras)

Power Source: Two AA batteries (1.5V or lower)

Number of flashes/Recycling time (at full output with fresh batteries): Alkaline-manganese (1.5V) 140/3.9 sec. Lithium (1.5V) 250/4.2 sec. Oxyride (1.5V) 150/3.1 sec.Ni-MH rechargeable (1.5V, 2600 mAh) 210/2.5 sec.

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: Approximately 1/1,300th second 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
All cameras compatible with Nikon Creative Lighting System
Flash Modes
i-TTL, M (manual with the D40 only )
Guide Number
(at 18mm zoom-head position, 20 degrees C/68 degrees F) 30m/98.4ft. (ISO 200, m/ft)
Bounce / Swivel
Flash head tilts up to 90 degrees with click-stops at 0, 60, 75, 90 degrees.

Dimensions & Weight

2.6" x 2.2" x 3.1"
4.5 oz.
Warranty, Returns, And Additional Information
  • Return Policies
    • Return for refund within: 30 days
    • Return for replacement within: 30 days
  • This item is covered by's Standard Return Policy.
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