How does adding a connector affect performance?

Each added connector increases insertion loss by 0.5 dB and decreases return loss by 5 dB.

1550nm 3W Singlemode Coupler Optical Couple

Name: 1550nm 3W Singlemode Coupler Optical Couple
Brand: GKER Photonics Co.,ltd
SKU: 2055735162

Anhui, ChinaGKER Photonics Co.,ltd

US$200.00-1,000.00

1 Piece

Product profile

Customization

Available

Center Wavelength

1550 Nm

Coupling Ratio

25/25/25/25%

Max. Insertion Loss

7.0dB

Max. Pdl

0.2dB

Max. Uniformity

1.0dB

Max. Excess Loss

0.15dB

Min. Return Loss

55dB

Min. Directivity

55dB

Max. Average Optical Power

Max.Peak Power for Ns Pulse

1kw

Fiber Type

SMF-28 Fiber

Operating Temperature

- 40 to +105

Storage Temperature

- 40 to +85

Transport Package

Box

Trademark

GKER

Origin

China

HS Code

9013909090

Production Capacity

10000PCS/Month

Key features

Low Insertion Loss: Ensures efficient signal transmission with minimal power loss.

High Peak Power Handling: Supports up to 1 kW peak power for nanosecond pulses.

Minimal Polarization Dependence: Ensures stable and reliable signal transmission.

High Return Loss: Minimum return loss of 55 dB for optimal performance.

Superior Environmental Stability: Built to withstand demanding application conditions.

Customizable Coupling Ratios: Offers ratios ranging from 50/50 to 1/99.

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.