🔧 GRANDWAY FHO3100-D28 4-in-1 OTDR 1310nm/1550nm Dynamic Range 28/26dB Optical Time Domain Reflectometer – OT102
The GRANDWAY FHO3100-D28 is a professional and portable 4-in-1 Optical Time Domain Reflectometer (OTDR) designed for FTTH, FTTx, telecom, CATV, and optical network maintenance. Equipped with 1310nm / 1550nm dual wavelengths and a 28/26dB dynamic range, it provides accurate fiber fault location, splice loss analysis, attenuation measurement, and network troubleshooting.
Ideal for fiber optic contractors, telecom engineers, ISP technicians, and maintenance teams.
🔴 Key Features
✔ Dual Wavelength Testing (1310nm / 1550nm)
Supports industry-standard OTDR wavelengths for comprehensive fiber network testing and troubleshooting.
✔ Dynamic Range 28/26dB
Provides reliable long-distance fiber testing performance with accurate event detection.
✔ Low Blind Zone Performance
– Event Blind Zone: 1m
– Attenuation Blind Zone: 4m
Ensures precise detection of closely spaced events and accurate measurement near connectors.
✔ 4-in-1 Multifunction Design
Combines multiple fiber testing functions into a single compact device for efficient field operation.
✔ Real Test Function
Supports real OTDR testing for fiber length measurement, attenuation analysis, splice loss evaluation, event detection, and fault location.
✔ Fast Fault Detection
Quickly identifies:
Fiber breaks
Macro bends
Connector loss
Splice loss
Reflective events
✔ Portable & Rugged Design
Compact structure suitable for indoor and outdoor field applications.
✔ User-Friendly Operation
Easy-to-use interface for both experienced engineers and FTTH installers.
📊 Technical Specifications
Brand: GRANDWAY
– Model: FHO3100-D28
– Product Code: OT102
– Wavelength: 1310nm / 1550nm
– Dynamic Range:- 28dB @ 1310nm
– 26dB @ 1550nm
– Event Blind Zone: 1m
– Attenuation Blind Zone: 4m
– Fiber Type: Single Mode
– OTDR Function: Yes
– Application: FTTH / FTTx / Telecom / CATV / Optical Network Testing
📏 Estimated Testing Distance
Under ideal fiber conditions:
1310nm (28dB): Up to approximately 80km
1550nm (26dB): Up to approximately 130km
Actual testing distance may vary depending on fiber quality, connector loss, splice loss, splitter loss, and environmental conditions.
🧰 Suitable Applications
✔ FTTH Installation & Maintenance
✔ Telecom Backbone Testing
✔ Fiber Fault Location
✔ Optical Network Troubleshooting
✔ Fiber Acceptance Testing
✔ CATV Network Maintenance
✔ Data Center Fiber Verification
📦 Package Includes
1 × GRANDWAY FHO3100-D28 OTDR Main Unit
Standard Accessories (Depending on Package Configuration)
🛡️ Warranty Information
1 Year Local Warranty
Warranty period starts from the date stated on the Delivery Order (DO) or Invoice.
Warranty Covers
✔ Manufacturing defects
✔ Hardware malfunction under normal usage
musthaqim95 (verified owner) –
Performance:good Good product Good value for money Fast shipping Seller fast shipping.
linuxasian (verified owner) –
Berfungsi dgn baik… Test dlm rumah pon boleh dpt channel. 👍
yanarashid424 (verified owner) –
Product cable yg berkualiti.. Tarik setelit yg bagus
ziemdaichi (verified owner) –
Fast delivery. Original item. Working well. Thank you very much.
diya1207 (verified owner) –
Fast delivery. Item sampai dalam keadaan baik. Tq seller.
mr_syahir (verified owner) –
good service ..penghantaran laju..dah banyak kali beli sini..recommended shop..⭐️⭐️⭐️⭐️⭐️
aliffemma2710 (verified owner) –
Barang sampai dengan selamat dan elok pembungkusan. Harga yang berpatutan dan murah. Sangat berpuashati. Terima kasih.
mayangvoon (verified owner) –
Bungkusan yang rapi, penghantaran cepat, gud NINJA SERVICES… SELLER TERBAIK….
suhadzrin92 (verified owner) –
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jayprakashmehta (verified owner) –
Mantap boss barang selamat mendarat.. semua dalam keadaan terbaik boss
shuxu25 (verified owner) –
Quality:kualiti baik,tiada masalah reading tinggi bile guna
mohamadshahfiq (verified owner) –
Delivery syd
kamarulzamanshariff (verified owner) –
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helmyputra06 (verified owner) –
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nizali (verified owner) –
Mcm biasa barang selamat mendarat di kuala terengganu, insyaallah akan repeat order lg. Terbaik seller..terima ksh