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3COM Baseline 2948-SFP Plus 3CBLSG48 48-Port Gigabit Managed Switch 4x SFP

4.74 · 723 store reviews Key specs
Good Grade · Fully tested · Visible signs of use
SKU:R-7209-GOO
Condition
Sale price $59.00 Regular price $79.00

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Description

3Com Baseline Switch 2948-SFP Plus 3CBLSG48

The 3Com Baseline Switch 2948-SFP Plus (3CBLSG48) is a 48-port Gigabit Ethernet switch with four Gigabit SFP combo ports and a web management interface. It suits a small business, school or lab network that needs a lot of gigabit ports in one rack unit. This unit is graded Good by Reboot IT in Melbourne and comes with a 12-month warranty from Reboot IT.

Key Benefits

  • 48 Gigabit ports. 48 x 10/100/1000 auto-negotiating RJ-45 ports.
  • 4 SFP combo ports. Gigabit SFP slots for fibre uplinks.
  • Web managed. Configure ports, VLANs and link aggregation from a browser.
  • Internal power. Built-in 100-240V AC power supply.

Performance in Use

All 48 copper ports auto-negotiate up to gigabit speed with auto MDI/MDIX, so any cable type connects. The four SFP combo ports take Gigabit fibre transceivers to link to another switch or building. The web interface handles port settings, VLANs and link aggregation, and a console port is available for recovery. The switch draws around 70W and fits a 19-inch rack or sits on a shelf.

Technical Specifications

Brand 3Com
Model Baseline Switch 2948-SFP Plus (3CBLSG48)
Ethernet ports 48 x 10/100/1000 RJ-45
SFP ports 4 x Gigabit SFP combo
Console 1 x console port
Management Web interface
Power Internal AC, 100-240V 50/60Hz, 70W
Dimensions 44 x 440 x 265 mm, 2.0 kg
Mounting 19-inch rack or standalone; rack ears not included
Condition Good (B grade)

Is It Right for You?

✓ Best For

Small business or school network

Homelab and test networks

Fibre uplink to another switch
✗ Not For

Powering PoE phones or access points — this switch has no PoE

Condition Grades

Grade Condition Description
A — Excellent Minimal signs of use.
B — Good Marks from normal use; this unit has large scratches on the case and is graded Good.

Frequently Asked Questions

Does it have PoE?

No. The 2948-SFP Plus does not supply Power over Ethernet.

Are rack ears included?

No. This unit is supplied without rack mounts.

Has it been tested?

Yes. It has been tested with no errors found.

12-Month Warranty — Reboot IT

This switch comes with a 12-month warranty from Reboot IT, sold and supported from Melbourne.

Reboot IT has been Australia's trusted source for certified refurbished IT equipment since 2001, operating from Melbourne.

All specifications

  • Brand
    3Com
  • Model
    3CBLSG48

What's in the box

  • 3Com - 3CBLSG48
  • Tax invoice
  • Power cable

Warranty, returns & delivery

Warranty
If your item experiences a technical issue, we've got you covered—we'll either repair it or replace it for you!

30 days to change your mind
Feel free to return your item for any reason within the first 30 days of receiving it. It's that easy!

Free express shipping
Enjoy fast, free express shipping on all small items like laptops, tablets, and smartphones!

Customer support
Rest assured, we’ll always respond to you within 1 business day!

Frequently asked questions

What does the warranty cover?

Our warranty covers all hardware faults, but please note it doesn’t cover accidental damage or software issues. However, we’re here to help with technical support for those matters!

What is a refurbished device?

A refurbished device is a pre-owned item that has been restored to meet high-quality standards. At Reboot IT, we adhere to strict quality guidelines, ensuring that our refurbished products are not the same as used or secondhand items. We meticulously clean, test, and assess each device, replacing worn parts with high-quality components.

Unlike used items, which lack guarantees and rely solely on the seller's word regarding condition, refurbished devices come with assurance of quality and reliability.

What payment options are available?

We offer a variety of payment options to make your shopping experience as convenient as possible! You can pay using all major credit cards, Apple Pay, Google Pay, Shop Pay, Afterpay, Zip Pay, and PayPal. If you prefer, we also accept bank deposits and even cash for in-store purchases!

By buying refurbished, you avoid
250kg

of CO₂ vs. manufacturing new

And divert
4.5kg

of e-waste from landfill

Source: Cisco Catalyst PAIA lifecycle — per unit.

Why the 3CBLSG48?

A 3Com Baseline Switch 2948-SFP Plus with 48 Gigabit ports and four SFP combo ports, tested, with a 12-month warranty from Reboot IT.

3COM Baseline 2948-SFP Plus 3CBLSG48 48-Port Gigabit Managed Switch 4x SFP

48 Gigabit ports

48 x 10/100/1000 RJ-45 ports.

Web managed

VLANs, link aggregation and port settings.

Fibre uplinks

4 Gigabit SFP combo ports.

12-month warranty

Covered by a 12-month warranty from Reboot IT.

48 Gigabit ports

48 x 10/100/1000 RJ-45 ports.

Web managed

VLANs, link aggregation and port settings.

3COM Baseline 2948-SFP Plus 3CBLSG48 48-Port Gigabit Managed Switch 4x SFP

Fibre uplinks

4 Gigabit SFP combo ports.

12-month warranty

Covered by a 12-month warranty from Reboot IT.

How we refurbish every unit

See every test
  1. 1Sourced from business fleets

    Ex-business, government and education machines, bought from organisations, not consumer trade-ins.

  2. 2Data erased with Blancco

    Every drive is wiped with Blancco, and an erasure report is kept for its serial.

  3. 3Every function tested

    Screen, keyboard, ports, battery, Wi-Fi and drive are tested. Worn parts are replaced, original where available.

  4. 4Cleaned and graded in Springvale

    Cleaned by our team, then graded against our published grading guide.

Similar Products

Buying for a school or business?

School device programs, corporate orders and help choosing the right machine: talk to us.

Support 10am–6pm weekdays.

We are an IBM authorized reseller for refurbished computer and IT hardware, tested by professional and guaranteed to perform like new.

About Reboot IT

Since 2001, Reboot IT has been Australia’s trusted source for certified refurbished computers and IT hardware. Every device is rigorously tested and professionally refurbished to deliver reliable, like-new performance — all at a fraction of the cost of new equipment. With over 100,000 satisfied customers, we combine expert quality with unbeatable value. Shop with confidence knowing your refurbished device comes backed by warranty and supports sustainable tech reuse.

Learn more about Reboot IT