FC/Upc Adjustable Single-Mode Fiber Optic Attenuator, 1-30dB

• Customization: Available
• Transmission Medium: Single-Mode
• Structure: FC
• Number of Cores: Single-Core
• Ferrule Endface: PC(UPC)
• Shape: Rectangular
• Fabrication Process: Moulded
• Application: Fiber Distribution Frame, Network Equipment, Fiber Module
• Light Source TYPE: Fiber
• Connector Type: E2000
• Brand: OEM
• Attenuation Range: 0-30dB
• Attenuation Accuracy: ±0.5dB(1dB-10dB); ±1.0dB(11dB-25dB)
• Available Wavelengths: 1310nm,1550nm,1310&1550nm
• Wavelength Dependence: <0.3dB
• Return Loss: ≥50dB(Upc); ≥60dB(APC)
• Temperature Range: -40-80°c(≤0.2dB in Insertion Loss)
• Polarization Dependent Loss: ≤0.2dB
• Transport Package: Box
• Specification: 48*48*30cm
• Trademark: HOLIGHT (OEM available)
• Origin: China
• HS Code: 8517622990
• Production Capacity: 80, 000 PCS/Month

Product Description

FC Adjustable type Fiber Optic Attenuator, 1-30dB

Overview

The FC/UPC Adjustable Fiber Optic Attenuator is designed to allow precise control of optical signal strength for single-mode fiber systems. Using a high-quality screw-type manual control, this inline attenuator offers a flexible attenuation range from 1dB to 30dB, suitable for telecom, lab testing, and optical power calibration. Its male-to-female design allows easy integration with FC patch cords or adapters, offering excellent mechanical stability and low return loss. Widely used in DWDM systems, CATV, and FTTH environments, this attenuator ensures reliability and repeatability in signal tuning.

Applications

Features

Optical network power balancing
Test & measurement in labs
Equipment calibration and simulation
Telecom transmission systems
FTTH / FTTX installation and troubleshooting
CATV and broadband access systems

Manually adjustable from 1dB to 30dB
FC/UPC interface, highly compatible
Precision screw-type control
Low back reflection and insertion loss
Compact, reusable, and field-deployable
High return loss ensures signal integrity
RoHS compliant and 100% tested

Product Specs Table

Customer Reviews

"We use these attenuators in every field deployment project. Easy to use and highly reliable for signal tuning."
— Project Engineer, Italy

"Accurate dB control, good build quality. Helpful for testing in the lab and training setups."
— Fiber Lab Technician, Malaysia

Related Products

FAQ Section

Q1: Can I reuse this attenuator for different fiber lines?
A1: Yes, this product is reusable and field-deployable for multiple applications.

Q2: What makes this attenuator adjustable?
A2: It uses a screw-type mechanism to manually control attenuation levels between 1–30dB.

Q3: Is it compatible with FC/APC connectors?
A3: This version is FC/UPC. FC/APC adjustable models are also available upon request.

Q4: How do I select the right attenuation range?
A4: It depends on your testing or installation requirements. Our team can help you choose the right configuration.

Q5: Do you provide test reports for each unit?
A5: Yes, all attenuators are tested and verified before shipment. Test data is available upon request.