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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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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4.0 ★★★★★
Based on 29 reviews
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FRIJOLE
Belleville, US
★★★★★ 5
Such a pretty bottle and it feels so great on skin!
Size: 1.7 Fl Oz (Pack of 1), Size: 1.7 Fl Oz (Pack of 1)
I was so excited to try this serum, and honestly, it did not disappoint. What first caught my eye was the packaging—I’m a sucker for pretty bottles, and this one is stunning with its shimmery, rainbow-like colors. Even the serum itself has a subtle shimmer that matches the bottle, which I absolutely love. The scent was the first thing I noticed. It has a light floral smell with a hint of honey, almost like a soft version of the old Sweet Pea scent from Bath & Body Works. It’s not overpowering at all. You only really smell it when dispensing or applying it—once it’s on your skin, the scent completely disappears. No headaches, no lingering fragrance. Application-wise, this serum is silky smooth and spreads beautifully. It made me realize my skin wasn’t as soft as I thought—because after using this, my skin felt noticeably softer, hydrated, and plump. It absorbs well and leaves my skin feeling nourished without being greasy. It does contain retinol, so the warnings about avoiding the eye area and limiting sun exposure are important. I’ll definitely be pairing this with a good hydrating sunscreen, especially during daytime use. I plan to ease into it by using it once or twice a week until my skin fully adjusts. Overall, I love everything about this serum—the packaging, the light scent, the texture, and the results. My skin feels smooth, hydrated, and healthy. This is definitely a product I’m excited to keep using and would happily recommend.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 11, 2026
C
Verified Purchase
Christopher Ditty
Massapequa, US
★★★★★ 5
The best serum!
Size: 1 Fl Oz (Pack of 1)
This is the best face serum, and the price is unbeatable. It makes my face feel silky smooth and hydrated for the whole day. I will not use anything else. Plus, it smells good. Highly recommend!
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Reviewed in the United States on May 27, 2026
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Dawn
Dallas, US
★★★★★ 5
Smells great and silky smooth
Size: 1 Fl Oz (Pack of 1)
⭐️⭐️⭐️⭐️⭐️ I’ve been using the Olay Super Serum for a few weeks now and I’m honestly impressed with how much it does in one step. My skin looks noticeably brighter and more even, and it feels super hydrated without being greasy or heavy. It absorbs quickly, which I love because I can layer moisturizer and makeup right after without any pilling. The texture is silky and lightweight, and a little goes a long way. I’ve also noticed my skin feels smoother and a bit firmer, especially around my cheeks. It gives a really nice healthy glow that looks natural, not shiny. If I had to mention one small thing, it’s that you need to use sunscreen during the day since it contains AHA — but that’s expected with brightening products anyway. Overall, this is a great all-in-one serum if you want brighter, smoother, more hydrated skin without using a bunch of separate products. I’d definitely repurchase and recommend it for anyone looking to simplify their skincare routine while still getting real results.
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Reviewed in the United States on March 2, 2026
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Bryahna Palacios
Massapequa, US
★★★★★ 4
Yes
Size: 1.7 Fl Oz (Pack of 1)
Happy with this purchase Very light on face , scent is light and fresh Leaves my skin soft , hydrated and moisturized
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Reviewed in the United States on May 22, 2026
S
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Sandynurse
San Leandro, US
★★★★★ 5
Miraculous and so inexpensive!
Size: 1.7 Fl Oz (Pack of 1)
This stuff is amazing! I am getting benefits I never dreamed…I have only had it 3 days but had to report my immediate results! I have a patch of seborrhea on my left eyelid that is an annoyance daily. I tried this serum on my eye and no burning or stinging. No irritation at all! I put my makeup on and thought little more of it. At the end of the day, no dry flaky patch or makeup issues there at all! No eye itching or irritation all day! This is something I thought I just had to live with. As for the general serum I think the lines around my eyes are less prominent and my skin feels soft and moisturized. And last I love the large bottle! Great value! And I am not embarrassed to have the bottle sitting on my sink… Overall I think it is liquid gold for a bargain price! Will definitely buy again. Truly unexpected miracle in a bottle! Highly recommend.
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Reviewed in the United States on January 22, 2026

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