
Safe checkout
Secure payments
Fast dispatch
1–2 day handling
Free shipping
U.S. ground
Warranty & RMA
Support after delivery
TN-SFP-OC3S8-C33 - Transition 100Mbps CWDM SFP 100Base-FX/0C-3 LC Connector Single-mode 80km 1330nm Transceiver Module
- Supports data rates up to 155 Mbps
- CWDM 1330nm wavelength for high-density multiplexing
- Hot-pluggable SFP footprint for easy installation and maintenance
- Digital Diagnostic Monitoring (DDM) for real-time status reporting
TN-SFP-OC3S8-C33 isn't on our shelf today — we source it to order. Request a quote and we'll confirm price and lead time within one business day.
Key specifications
See full specs ↓- Data Rate
- 155 Mbps
- Wavelength
- 1330 nm
- Distance
- 80 km
- Fiber Type
- Single-mode Fiber (SMF)
- Connector
- LC Duplex
- Interface
- SFP
Product details
The TN-SFP-OC3S8-C33 is a high-performance CWDM SFP transceiver module designed for OC-3/STM-1 SDH/SONET and Fast Ethernet applications. It operates at a nominal wavelength of 1330nm over single-mode fiber, supporting transmission distances up to 80km.
Technical Information
| Data Rate | 155 Mbps |
| Wavelength | 1330 nm |
| Distance | 80 km |
| Fiber Type | Single-mode Fiber (SMF) |
Additional Specifications
| Connector | LC Duplex |
| Interface | SFP |
| Operating Temperature | 0°C to 70°C |
Description
The Transition Networks TN-SFP-OC3S8-C33 is a Coarse Wavelength Division Multiplexing (CWDM) Small Form-Factor Pluggable (SFP) transceiver. It is specifically engineered for long-reach optical communications, providing a link budget suitable for 80km spans. The module is compliant with SFP Multi-Source Agreement (MSA) standards and features a 1330nm DFB laser transmitter and a high-sensitivity PIN receiver. It includes Digital Optical Monitoring (DOM) capabilities, allowing for monitoring of optical output power, optical input power, temperature, laser bias current, and transceiver supply voltage.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
Buying 10+ units?
Get volume pricing and availability for TN-SFP-OC3S8-C33.





