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Pentax AF540FGZ II Flash (GN177) Bounce,Swivel,Zoom

Pentax Cameras
KEH Model# 364514

This product is currently out of stock. Please contact a KEH photography expert to discuss similar options.

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Pentax AF540FGZ II Flash (GN177) Bounce,Swivel,Zoom Description


Ricoh AF540FGZ II Auto Flash - P-TTL, Manual - 2.62 ft, 26.25 ft Range

AF540FGZ II auto flash units for PENTAX lens-interchangeable digital cameras, featuring weather-resistant construction and LED light for movie and still-image recording

AF540FGZII is a weather-resistant auto flash unit for PENTAX lens interchangeable digital camera with a maximum guide number of 54 at ISO 100/m. This unit is designed to provide solid, dependable operation even under harsh outdoor conditions including rain and fog.

Dependable weather-resistant construction for demanding outdoor shooting

With 28 seals applied to crucial parts of the unit body including the hotshoe, these flash units feature highly dependable weather-resistant construction. By coupling one of them with a camera body and a lens that feature the same weather-resistant construction, the user can create a highly reliable weather-resistant digital imaging system that assures solid performance even in harsh outdoor conditions, such as in the rain or at locations subject to splashes and dust.


General information

Manufacturer Part Number 30456
Brand Name Pentax
Product information
Number of Batteries Supported
Product Model
PENTAX Digital SLR Cameras:
  • 645D
  • K-r
  • K-5
  • K-30
  • K-5 II
  • K-5 II s
  • K-50
  • K-500
Minimum Synchronization Shutter Speed
Maximum Synchronization Shutter Speed
Autofocus Assist
AF Assist Beam
Lamp Type
Light Angle
  • 90° Vertical
  • 180° Horizontal
Flash Modes
  • P-TTL
  • Manual
Flash Range
  • 2.62 ft
  • 26.25 ft
Power Source
  • Battery
Battery Size Supported
  • AA