TP-Link ISM311LM 1000Base-SX MMF Industrial SFP Module
TP-Link ISM311LM 1000Base-SX MMF Industrial SFP Module
Overview
ISM311LM is an industrial SFP Module introduced for extending transfer distance. Attached to our industrial switches, ISM311LM can extend the distance to 550m. Users can choose whether and which items to use the fiber modules according to the demand in order to lower cost.
- Multi-mode SFP LC Transceiver
- Supports Digital Diagnostic Monitoring (DDM)
- Compatible with Small Form Pluggable Multi-Source Agreement (SFP-MSA)
- Hot-Pluggable with maximum flexibility
- Industrial Product Operating Temperature Range: -40-85°C
Technical Specifications
| SFP transceiver type | Fiber optic |
|---|---|
| Maximum data transfer rate | 1.25 |
| Interface type | SFP |
| Multi-mode fiber (MMF) supported | Y |
| Fiber optic connector | LC (UPC) |
| Fiber cable diameters supported (core/cladding) | 50/125,62.5/125 |
| Maximum transfer distance | 550 |
| Wavelength | 850 |
| Ethernet interface type | 1.25 Gigabit Ethernet |
| Networking standards | IEEE 802.3z |
| Product colour | Grey |
| Hot-swap | Y |
| Input voltage | 3.3 |
| Certification | FCC, CE |
| Minimum operating temperature | -40 |
| Maximum operating temperature | 85 |
| Storage temperature (T-T) | -40 - 85 |
| Operating relative humidity (H-H) | 5 - 85 |
| Storage relative humidity (H-H) | 5 - 85 |
| Width | 56.4 |
| Depth | 13.4 |
| Height | 11 |
| Quantity per pack | 1 |
Not happy? Return within 7 days of delivery for a full refund or exchange. Items must be unused and in original packaging. Contact contact@kwtech.co.nz to arrange.
| Brand | TP-Link |
|---|---|
| Product Type | Networking > Fiber Connectivity > SFP Modules |
| Weight | 0.2 kg |
| Warranty |
|---|
Note:
Warranty period is as stated above unless the manufacturer has chosen to specify a longer period.
All warranties are return to base unless otherwise specified.
Shipping Information
- Free NZ-wide shipping on orders over $299
- Standard delivery 2–5 business days
- Rural delivery may take an additional 1–2 days
- Same-day dispatch for orders placed before 2pm (weekdays)
Returns Policy
- 7-day returns on unused items in original packaging
- Faulty or damaged products covered under warranty
- Contact our support team to initiate a return








