• Warranty 


SwedishTelecom OPTO will offer you a refund, replacement or repair service case-by-case.

  • PART 1

    30-day Return & Maintenance

  • PART 2

    Maintenance Only

For the products listed below, we offer a 30-day return or replacement service if you are not satisfied with the purchase. The product must be in new or like-new condition with its original  manual and accessories that were included when delivered. 

*For Fiber Optic Transceivers, aside from the 30-day return and replacement service, we offer the return and replacement service if there are any quality issues within one year.

*For consumable products, there is no warranty period and maintenance service provided. If there are any quality issues within 30 days after you received the products, please feel free to contact us.

Product Category


1G & PoE Switches 4 Years

10G Switches 5 Years

25G Switches 5 Years

40G Switches 5 Years

100G Switches 5 Years

Cumulus OS Switches 5 Years

FS OS Switches 5 Years

ICOS OS Switches 5 Years

Bare Metal Switches 5 Years

USB Adapters Consumable

Routers 1 Year

Ethernet Media Converters 1 Year

100G QSFP28 5 Years

40G QSFP+ 5 Years

25G SFP28 5 Years

40G/100G Converters 5 Years

100G CFP/CFP2/CFP4 5 Years

Customized 25G/40G/100G 5 Years

10G SFP+ 5 Years

BiDi SFP+ 5 Years

CWDM SFP+ 5 Years

DWDM SFP+ 5 Years

8G/16G Fiber Channel SFP+ 5 Years

1000BASE SFP 5 Years

BiDi SFP 5 Years

CWDM SFP 5 Years

DWDM SFP 5 Years


2G/4G Fiber Channel SFP 5 Years

10G SFP+ to SFP+ 5 Years

25G SFP28 to SFP28 5 Years

40G QSFP+ to QSFP+ 5 Years

40G QSFP+ to 4xSFP+ 5 Years

100G QSFP28 to QSFP28 5 Years

100G QSFP28 to 4xSFP28 5 Years

56G QSFP+ to QSFP+ DAC 5 Years

Customized DAC 5 Years

40G QSFP+ to 4x SFP+ 5 Years

40G QSFP+ to 8x LC 5 Years

56G QSFP+ to QSFP+ AOC 5 Years

100G QSFP28 to 4x SFP28 5 Years

Customized AOC 5 Years

10G XFP 5 Years

BiDi XFP 5 Years

CWDM XFP 5 Years

DWDM XFP 5 Years

Customized XFP 5 Years

SFP 3G SDI 5 Years

SFP BiDi 3G SDI 5 Years


SFP+ 12G SDI 5 Years

Converter Modules 5 Years

100BASE SFP 5 Years

10G X2 & XENPAK 5 Years

PON Transceivers 5 Years

Transceiver Accessories 5 Years

Customized X2/XENPAK/GBIC 5 Years

Firmware Upgrade Tool Kit for SFP/SFP+/XFP/QSFP+/QSFP28 5 Years

OS2 9/125 SMF Duplex Consumable

OM4 50/125 Multimode Consumable

OM3 50/125 Multimode Consumable

OM2 50/125 Multimode Consumable

OM1 62.5/125 Multimode Consumable

OS2 9/125 SMF Simplex Consumable

OM5 50/125 Multimode Consumable

Ultra Low Loss LC Cables Consumable

Uniboot LC Cables Consumable

BIF Fiber Cables Consumable

Standard 900μm Pigtails Consumable

6-12 Fiber Pigtail Consumable

Armored Patch Cables Consumable

LC/SC Loopbacks Consumable

FHZ Premium Ultra Rack Mount Consumable

FHX Ultra Rack Mount Consumable

FHD Rack Mount Consumable

FHD Wall Mount Consumable

FHD Modular Panels Consumable

Enclosure Accessories Consumable

FHX LC SC MTP FAPs Consumable

FHU 1U Patch Panels Consumable

MTP/MPO-LC Breakout Panels Consumable

FHZ MTP/MPO Cassettes Consumable

FHX MTP/MPO Cassettes Consumable

FHD MTP/MPO Cassettes Consumable

Server/Network Cabinets Consumable

Wall Mount Cabinets Consumable

Open Frame Racks Consumable

Shelves & Accessories Consumable

Horizontal Cable Manager Consumable

Vertical Cable Manager Consumable

Cable Ties Consumable

Cable Labels Consumable

DWDM Mux Demux 1 Year

CWDM Mux Demux 1 Year

Low Loss CCWDM Module 1 Year

Optical Attenuators Consumable

PLC Splitters Consumable

Micro-optic Devices Consumable

Hot In-Stock Terminal Box Consumable

Fiber Optic Wall Plates Consumable

Fiber Splice Tray & Protection Sleeves Consumable

WDM Transport Platform 1 Year

FMT Amplifier Modules 1 Year

Transponder (OEO) 1 Year


For the products below, we do not offer the 30-day refund or replacement service. However, we offer free maintenance service within the warranty period. 

*For consumable products, there is no warranty period. If there are any quality issues within 30 days after you received the products, please feel free to contact us.

Product Category


Network Switches Accessories 1 Year

PDU Power Strips 1 Year

UPS Power Supply 1 Year

IEC60320 Power Cords Consumable

Locking Power Cords Consumable

NEMA Power Cords Consumable

Customized Power Cords Consumable

10G PCIe Adapters 1 Year

25G PCIe Adapters 1 Year

40G PCIe Adapters 1 Year

Servers 3 Years

Video MUX & Converters 1 Year

PoE Splitter/ Injector 6 Months

KVM 1 Year

TAPS & Aggregators 5 Years

MTP Trunk Cables Consumable

MTP-LC Harness Cables Consumable

MPO Trunk Cables Consumable

MPO-LC Harness Cables Consumable

MTP Conversion Cables Consumable

Customized MTP/MPO Fiber Cables Consumable

Customized Standard Patch Cables Consumable

Customized LC+ Cables Consumable

Customized Fiber Pigtails Consumable

Customized Armored Patch Cables Consumable

Military Cables Consumable

PM Fiber Cables Consumable

Indoor Multifiber Cables Consumable

Indoor / Outdoor Multifiber Cables Consumable

Hot In-Stock Fiber Cables Consumable

FTTH Fiber cable Consumable

Indoor cable Consumable

Indoor & Outdoor cable Consumable

Outdoor cable Consumable

Other Fiber Optical cable Consumable

Fiber Adapters Consumable

Mode Conditioning Cables Consumable

FHX Splice Cassettes Consumable

FHX TAP Cassettes Consumable

FHX Conversion Cassettes Consumable

Fiber Raceway Consumable

Wire Mesh Cable Tray Consumable

Steel U Cable Ladder Consumable

DWDM Add & Drop 1 Year

CWDM Add & Drop 1 Year

FMU Mounting Chassis 1 Year

FBT Coupler Splitters Consumable

Optical Switches Consumable

WDM Filters Consumable



This Warranty policy applies only to the product purchased from us directly and not transferable to a third party without authorization. The Warranty does not apply if there are:

Misuse or abuse

Modifications to any part of the product

Damage caused by operating the product outside the permitted or intended uses described by instructions or with improper voltage or power supply.