An easy and economical handheld DWDM power meter for testing multi-λ single mode fiber optic systems, using an ITU-CWDM compliant template.

It scans and stores the absolute power or loss of all 48 DWDM λ in 3 seconds, with results viewed in graphical or numerical form,

  • Compact, rugged & light weight
  • Easy to use
  • Fast scan of 48 calibrated λ
  • Large, sunlight readable, backlit display
  • Simultaneous 9 λ loss display
  • Tabular and graphical display modes
  • Internal memory for 300 48-λ tests
  • Programmable auto shut off
  • Power / data transfer via mini USB port
  • 1 year warranty
  • Full QA report

Part Number Details

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Key Features


General DWDM Channel Power Meter KI 6503 specifications
Calibrated λ 1526.43 ~ 1563.86 nm
Number of channels 48
Channel spacing 0.8 nm
Measurement speed 3 sec (for all channels)
Power range 40 ~ 10 dBm
Accuracy ±1.0 @ -30 dBm
Damaged level +27 (composition of 48 λ)
Fiber type Single Mode
Optical connector type SC/PC
Display 2.8” Colour LCD with backlight
Show result dBm, dB
Resolution 0.01 dB
Memory 300 records of 48-λ tests
Data software Connect via mini-USB
Battery Built-in Li-Polymer Battery (3.7V, 1800mAH) rechargeable via USB
Battery charging time 180 min (max)
Battery life 7 hours
Auto off Programmable (5 ~ 600 min)
Operate / storage temperature -10 ~ 50 °C / -20 ~ 55 °C
Relative humidity 90% @ 0 ~ 40°C
Unit size 77.9 mm x 154.9 mm x 33.5 mm
Unit weight 0.33 kg
Shipping weight 0.75 kg
Calibration validity 3 years
Warranty 1 year

Documentation & Support

In the box

Compact Disk CD

CD content: Application software & user manual

Padded Canvas Carry Pouch OPT149

Soft pouch for two KI2000 series instruments. With carry straps and compartments for accessories storage.

Optional accessories


Fiber Connector Cleaner Cartridge TOOL CLEAN-09A

To clean a connector end face / tip, prior to connector insertion into a mating adaptor.


Stick-Type Cleaner 2.5 mm TOOL CLEAN-03

To clean the end face and mating sleeve of a fiber optic connector with 2.5 mm diameter ferrule. SC, FC, ST etc.

© Kingfisher International, Australia, ABN 51 007 250 213