• Senter ST220B Mini Telephone Line Tester Network Cable Tester

Senter ST220B Mini Telephone Line Tester Network Cable Tester

Availability: In stock, usually dispatched in 1 business day

  • Price:$52.46
  • Price in reward points: 525 Reward Points: 5
  • Quantity 3+ units 10+ units 30+ units 50+ units More
    Price /Unit $51.41 $50.36 $48.79 $46.69 Contact US


ST220B is a compact telephone line tester combining basic line tester function, auto ring, calling subscriber, checking line pair and high voltage protection. It is rather a good portable, handheld tester to the lineman.

Main Functions:
- Telephone functions (Dial, redial, talk and hook)
- Fault tests (Insulation test, line break test and earthing test)
- Checking wire pairs
- Call subscriber & talk
- Pulse/Tone dialing
- Low battery check.


- DTMF applying to GB/T15279-94
- High voltage alarm
- Low voltage check
- Last number redial
- Special durable test clamp
- Automatic power off and energy-save design
- Pocket size, simple operation

Technical Specifications
- Insulation resistance test Range (MΩ) 0~10

General specifications
- Ring distance (Km) ≤1
- Line break resolution (Km) ≤3
- Weight (kg) ≤0.22 D
- imension (mm) :146×54×37
- Battery (V): 9

Write a review

Note: We will keep it confidential.
Note: HTML is not translated!