Jilong KL-6100 FTTx Optical Time Domain Reflectometer (OTDR)

Jilong KL-6100 FTTx Optical Time Domain Reflectometer (OTDR) - Detailed Description
Jilong KL-6100 OTDR – Best FTTx & FTTH Fiber Testing OTDR in Bangladesh
The Jilong KL-6100 OTDR is a professional-grade Optical Time Domain Reflectometer designed for FTTx, FTTH, ISP, and long-distance fiber testing. Whether you install new fiber lines or troubleshoot existing connections, this OTDR gives you accurate, fast, and low-loss results.

Key Features
📌 Dual-wavelength (1310/1550 nm)

📌 High dynamic range (26/24 dB)

📌 Fast test speed with clear event analysis

📌 Precise fault location detection

📌 4.3-inch color LCD display

📌 Built-in VFL + Power Meter (optional)

📌 Long battery backup – ideal for field work

📌 Strong and durable body for outdoor use

Applications
FTTx / FTTH installation

Fiber optic maintenance

Telecom network troubleshooting

PON network testing

Fiber break-point detection

Why Jilong KL-6100 OTDR is Popular in Bangladesh
✔ Perfect for ISP fiber line maintenance

✔ Can test up to long-distance fiber

✔ Helps detect breaks, bends, splicing losses, and connector faults

✔ Affordable yet professional performance

✔ Trusted by FTTH and FTTx technicians across BD

Why Choose the Jilong KL-6100?

The KL-6100 offers precision, reliability, and fast diagnostics, helping technicians reduce downtime and increase network efficiency. Its cost-effective price and advanced OTDR capabilities make it a popular choice in Bangladesh.

Product Specifications
OTDR Module
Specification

Value

Model

KL-6100 S1

Wavelength (nm)

1310/1550 ±20

Dynamic range (dB)

26/24

Event blind spot (m) ★①

≤1.5

Attenuation blind zone (m) ★②

≤5

Number of fiber interfaces

1 FC/UPC

2 FC/UPC

1 FC/UPC

Applicable optical fiber

SM

SM-Live

SM

Range (Km)

0.5, 1, 2, 5, 10, 20, 35, 50, 75, 100, 150

Distance accuracy (m)

± (1m + measurement distance × 2 × 10⁻⁵ + collection point resolution)

Number of sampling points

5, 10, 20, 50, 100, 200, 500, 1000, 2000, 10000, 20000

Pulse width (ns)

≥15000

Sampling resolution (m)

0.04m

Loss accuracy

±0.03 dB/dB

Reflection accuracy

±2dB

Optical Power Meter Module (Built-in Function)

Specification

Value

Optical power meter module (built-in function)

√

Measurement wavelength range

800~1650nm

Correction wavelength (nm)

850, 1300, 1310, 1490, 1550

Measurement of power range

-70~6dBm

Measurement accuracy

<(±0.2dB or ±5%)

Display resolution

0.01dB

Power meter interface

FC/UPC + 2.5 mm Universal Connector

Stable Light Source Module (Built-in Function) - SLS

Specification

Value

Wavelength (nm)

1310/1550

Output power

≥-10dBm

Modulation frequency

CW, 270Hz, 1kHz, 2kHz

Laser safety rating

Class 1M or Class 1

Built-in optical fiber interface

OTDR optical port

Red Light Source Module (Built-in Function) - VFL

Specification

Value

Red light source module (built-in function)

√

Wavelength (nm)

650

Output power

10mW

Modulation mode

CW, CHOP (2 Hz)

Laser safety rating

Class 3R

Optical fiber interface

2.5 mm universal connector for FC, SC, ST

Network Test Module (Built-in Function) - RJ45

Specification

Value

Network test module (built-in function)

√

Applicable network cable

CAT5, CAT6

Alignment length

300m

Maximum audio transmission distance

300m

General Parameters

Parameter

Value

Link diagram

√

Pass/Fail display

x

Distance unit

km

PC side analysis software

√

Language

English, Chinese, Spanish, French, Portuguese, Russian, Thai, Korean

Optical fiber interface

FC/UPC (SC/UPC optional)

Display screen

4.3-inch color LCD screen (resolution: 800x480)

Interface

Type-c charging interface x1, USB 2.0 x1, RJ45 x1

Operating temperature

-10-50 ℃ (0-40 ℃ connected to power supply, 0 to 35 ℃ battery charge)

Storage temperature

-20 to 60°C

Elevation

4000 m

Humidity

0 to 90% RH (at: 20%-90% 739874 AC adapter, no frost)100-240V AC, 50/60 Hz (AC adapter)

Power supply mode

100-240V AC, 50/60 Hz (AC adapter)

Battery

3.7V, 6000mAh, >22Wh

Illumination lamp

Light intensity ≥ 15000 mcd

Working hours*3

5 hours

Data Storage

Memory: ≥ 1000 test curve; External storage: USB

Dimensions

179 mm (W)x112 mm (H)x 48 mm (D)

Weight

0.6 kg (mainframe only with battery)

Notes:

★① Minimum pulse width, return loss: ≥ 55 dB (≥ 40 dB at 850/1300 nm), group refractive index: 1.5, 1.5 dB lower than the unsaturated peak level.

★② Minimum pulse width, group refractive index: 1.5, backscattering level within ± 0.5 dB of the conventional value. For SMF, 1310 nm wavelength, return loss: ≥ 55 dB. For MMF, 850 nm wavelength, return loss: ≥ 40 dB.

★③ Based on a brand new battery.

All data above are based on measurements at 23 °C ± 2 °C (73.4 ° F ± 3.6 ° F).

What’s Inside the Box
KL-6100 OTDR main unit

Charger

Carrying bag

FC/UPC or SC adapters

User manual

Warranty card

Frequently Asked Questions (FAQ)
1. Is the Jilong KL-6100 suitable for ISP use?
Yes, it is widely used for FTTx & FTTH ISP fiber line testing.

2. What is the dynamic range of this OTDR?
The dynamic range is 26 dB (1310 nm) and 24 dB (1550 nm).

3. Does it show accurate fault distance?
Yes, the device provides very precise measurement of events and fiber faults.

4. Does it come with warranty?
Yes, 1-year official warranty.

Looking for an affordable OTDR price in BD? The Jilong KL-6100 OTDR is a professional-grade FTTx fiber testing device ideal for ISP, FTTH installation, and long-distance optical cable maintenance. It provides fast fault detection, accurate distance measurement, and a user-friendly interface—perfect for fiber technicians in Bangladesh