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

Instrument User Manual

Comprehensive user manual, in well written English

Compact Disk CD

CD content: Application software & user manual

Mini USB cable

2 meter cable, Mini-USB to USB-A

Shoulder carry strap for WDM meters

Hooks onto instrument for more secure carrying

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