Remarkable upgraded PK-500S provides better durability and cooling operation than previous PK-506S
Ultra high speed model PK-550S must be the world’s first stroboscope with a flash rate up to 52,500FPM.
Extremely shorter flash-duration than others provides sharp frozen images for inspection.
Excellent stability and accuracy : ±0.005% of setting, with resolution of ±0.1 FPM.
Improved durable lamp : Accompanied with sleep-off timer features long life operation.
Multi-function control knob : For coarse/fine adjustment provides easy to operation.
x2 and ÷2 buttons : For distinguishing actual RPM from harmonic frequencies.
Flash rates memory : To recall out, and storage of the last flash rate at power down.


Model No.: PK-530S
Applications Universal applications
Flash Rate Ranges 54.0~31500FPM
Accuracy ±0.005% of setting
Resolution ±0.1FPM (54.0~5999.9); ±1FPM 6000+
Display 0.28" 6-digit LEDs to display FPM value accompanied with indicators
Sleep-off Timer 12 minutes sleep-off timer control to cut off flash light
Flash Tube Improved long life Xenon Lamp accompanied with sleep-off timer
Flash Energy 1200 Lux@6cm
Illuminated Area Approx. 220mm diameter at distance of 200mm
Flash Duration 6~15μs.
Power Supply AC220V or AC110V ±10%, 50/60Hz
Dimensions Body: 109(W )x 109(H) x 167(L) mm ; Handle: 37(H)mm
Weight Approx. 1.0 Kg
Accessories 2 pcs. of fuses, and Instruction Manual in English and Chinese
  Due to improvement, specifications may change without notice.
With over 30 years of exclusive research, POKAI offers 35 models of stroboscopes for proper choice.
(C) 2011 Pokai Technology Co., Ltd.
5F-2, No. 141, Sec. 2, Ho Ping W. Rd., Taipei, Taiwan TEL.: +886-2-2371 0665 FAX: +886-2-2361 5607 E-mail: