Is the fiber type customizable?

The standard fiber type is SMF-28, with options for bare fiber, loose tube, or cable jackets.

What is the minimum return loss?

The minimum return loss is 50 dB.

Does the device support custom lengths?

Yes, fiber length can be specified, with standard options like 1.0 m.

1310nm 1550nm Singlemode Standard Coupler

Name: 1310nm 1550nm Singlemode Standard Coupler
Brand: GKER Photonics Co.,ltd
SKU: 2055698042

Anhui, ChinaGKER Photonics Co.,ltd

US$200.00-1,000.00

1 Piece

Product profile

Customization

Available

Center Wavelength

1310, 1550, or Specified Nm

Coupling Ratio

01/99 02/98 03/97 10/90 15/85 20/80%%

Model NO.

1310nm 1550nm Coupler

Max. Insertion Loss

6.5/1.55 5.6/1.8 5/2.25 3.85/2.98 3.4dB

Max. Pdl (Tap/Through Port)

0.10dB

Max. Excess Loss

0.10dB

Min. Return Loss

50dB

Directivity 1 X 2 2 × 2

55 60dB

Max. Optical Power (Cw)

300MW

Fiber Type

SMF-28 Fiber

Operating Temperature

-5 to +70

Storage Temperature

-40 to +85

Transport Package

Box

Trademark

GKER

Origin

China

HS Code

9013909090

Production Capacity

10000PCS/Month

Key features

Customizable Wavelengths: Available in 1310 nm, 1550 nm, or specified wavelengths.

Flexible Coupling Ratios: Wide range from 1/99 to 50/50 for precise power control.

Low Insertion Loss: Optimized performance with minimal signal attenuation.

Low Polarization Dependence: Ensures consistent performance in challenging conditions.

High Environmental Stability: Operates reliably from -5 to +70 degrees Celsius.

Durable Construction: Robust design withstands demanding network environments.

High Return Loss: Minimum return loss of 50 dB for signal integrity.

Custom Connector Options: Supports FC/UPC, FC/APC, SC/UPC, SC/APC, or None.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceFast DeliveryLow MOQ

GKER Photonics Co.,ltd

Anhui, China

Business Type: Manufacturer/FactoryAverage Response Time: >24h

AI-Powered supplier vetting

SummaryThe supplier is explicitly identified as a professional technical supplier offering 3D software design and broad customization services. Its stated business scope covers software, electronic products and equipment, optical communication products, fiber and cable, rubber and plastic products, and related import/export activities. However, operational controls appear limited: finished products are checked by packing staff, only one quality-control employee and one R&D engineer are reported, and no quality-control test equipment was found. There are no written corrective-action or complaint-handling procedures, no raw-material traceability, and no warehouse-control evidence. Financial records are referenced for 2021–2023, but no substantive financial results are provided. No certification, customer case, or environmental and fire-compliance evidence is available in the provided slices.

Supplier typeThe supplier is explicitly described as a professional technical supplier. Its listed scope includes software and auxiliary equipment, electronic products and equipment, optical communication equipment, optical fiber and cable, and related product sales and technology import/export activities.

After-Sales capabilityThe supplier has no written procedures or records for handling customer complaints, and its service-capability assessment procedure also lacks written procedures or followed records. These findings indicate weak documented after-sales/service processes.

R&D capabilityThe supplier is identified as having R&D capability and providing 3D software design services, with one R&D engineer responsible for producing samples according to customer requirements. However, no SDK is available, and the limited staffing evidence does not establish broader innovation strength.

Production capacityProduction and fulfillment evidence is limited: finished products are checked by packing staff, quality-control staffing is one person, no quality-control test equipment was found, and the supplier reports no in-stock capacity. Peak- and off-season lead times are each stated as one month, but the overall evidence does not demonstrate robust production capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its R&D engineer is also responsible for providing samples according to customer requirements, directly supporting customized development.