SKU: 71582325048

56EYA 1U 8Post High Power Er/Yb Doped Fiber Amplifier EDFA

Sale price$298.14 Regular price$331.27
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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31

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Description

56EYA 1U 8Post High Power Er/Yb Doped Fiber Amplifier EDFAThe 56EYAxx series high power optical amplifier is a high power multi port output fiber amplifier with a gain spectrum bandwidth of 1535~1565nm. It is mainly designed for applications of CATV or 1~8 continuous strip channels (ITU wavelengths). It provides a flexible, low cost solution for large scale FTTH coverage of CATV systems in large and medium sized cities. 56EYAxx can achieve single wavelength cable TV transmission, CWDM single fiber three

The 56EYAxx series high-power optical amplifier is a high-power multi-port output fiber amplifier with a gain spectrum bandwidth of 1535~1565nm. It is mainly designed for applications of CATV or 1~8 continuous strip channels (ITU wavelengths). It provides a flexible, low-cost solution for large- scale FTTH coverage of CATV systems in large and medium-sized cities.

56EYAxx can achieve single-wavelength cable TV transmission, CWDM single-fiber three-wave, flat gain, DWDM; its reliable and excellent performance ratio between the main application of FTTH, FTTB, DBS, MMDS, FTTX pon, is to build CATV large Medium-sized optical fiber transmission network is an important equipment.

Erbium co-doped double-clad fiber technology.

Built-in low-noise preamplifier eliminates the need for EDFA cascading, greatly reducing system CNR and MER degradation.

Output total power range: up to 23dBm ~ 37dBm (5W) optional.

Output power adjustable range +0.5~-4dBm.

Perfect network management interface, in line with SNMP network management protocol.

Adopts a mature dual-power hot backup structure dedicated to servers, and cooperates with a microcomputer-controlled intelligent temperature control system to effectively improve system reliability.

Adopt 144*32 blue dot matrix LCD display to realize parameter on-site monitoring.

The front panel indicator monitors and instructs the operatingstatus of the equipment parameters in real time. Easy to find problems in time.

The back panel can be flexibly removed and replaced according to the number of output ports.

Technical parameters 56EYAxx
Maximum received range 1535-1565nm
Lowest input optical power -10dBm
The highest input optical power +10dBm
Extreme operating temperature -5℃ ~+42℃
Limit supply voltage AC90~265V or DC38~58V


Technical parameters 56EYAxx
Wavelength 1535-1565nm
Input power range -5dBm~+10dBm(normal input -2dBm~+5dBm)
Output optical power 26dBm~37dBm
Optical power stability ±0.1dBm
Noise figure ≤ 5.0dB(Pin=0dB)
Input return loss ≥ 45dB
Output return loss ≥ 45dB
C/N ≥ 50dB
C/CTB ≥ 63dB
C/CSO ≥ 63dB
Optical connector SC/APC;SC/PC;LC/APC;LC/PC
Supply voltage AC110/220V(90V ~ 265V)  or  DC48V(38 ~ 58V)
Consumption ≤ 50w
Working temperature -5℃ ~+42℃
Storage temperature -30℃ ~ +70℃
Maximum working relative
humidity Max 95% non-condensing
Size 380(W)*482(L)*44(H)mm
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 71582325048

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JR.
Los Angeles, US
★★★★★ 5
Perfect everyday Watch
Color: Grey, Color: Grey
Super happy with this watch. It looks really clean and goes with pretty much anything dress it up or wear it casual. The blue face is fire in person and catches the light really nicely. Feels solid on the wrist, not too heavy, and the quality is definitely there. I’ve been wearing it almost every day and it still looks brand new. For the price, you really can’t beat it. Great everyday watch that looks way more expensive than it is. Would 100% buy again
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 14, 2026
C
Verified Purchase
ceeloo
Cuba, US
★★★★★ 5
Stylish and inexpensive
Color: Grey
Great watch. Came in quickly from seller. Got it sized at a local shop. It’s a pretty stylish watch for the price point. I don’t have big wrists but I still think the face could be a little bigger. But it’s pretty sleek and I’m happy
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Reviewed in the United States on August 24, 2023
H
Verified Purchase
Hernan (Tony) Peñaherrera
Cuba, US
★★★★★ 5
Style and elegance
Color: Grey
Excellent
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 28, 2026
J
Verified Purchase
Jupomar
Cuba, US
★★★★★ 5
Certainly a great buy
Color: Grey
Why did you pick this product vs others?: It is a very well known and respected brand. Additionally, this particular watch is beautiful. I can not be happier. Value for money: Value for money is certainly great than with many other Swiss made watches. Accuracy: very good: -4 to +5 seconds per month.
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Reviewed in the United States on June 23, 2025
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Verified Purchase
TcZ
Carnegie, US
★★★★★ 4
Swiss Quality from a good brand
Color: Grey
This is my 4th Tissot watch. I only have a few quibbles. The band adjusts by removing wide or narrow pieces, not by adjusting with pins with a range of holes. I prefer that way to adjust a metal band. The color blue of the dial is darker in real life than the picture. I also wish the day indicator was a little larger (or my eyes were younger).
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Reviewed in the United States on July 8, 2020

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