DELL S-Series S4128F-ON Managed L2/L3 None 1U
Product Technical Specification
Management features | |
Switch type | Managed |
Switch layer | L2/L3 |
Quality of Service (QoS) support | Yes |
Configuring Location Settings (CLI) | Yes |
Ports & interfaces | |
Basic switching RJ-45 Ethernet ports type | None |
Installed SFP+ modules quantity | 28 |
Installed QSFP+ modules quantity | 2 |
Network | |
Networking standards | IEEE 802.3 |
10G support | Yes |
VLAN support | Yes |
Virtual LAN features | Tagged VLAN |
Multicast features | |
Multicast support | Yes |
Protocols | |
GARP VLAN Registration Protocol (GVRP) | Yes |
Design | |
Rack mounting | Yes |
Stackable | Yes |
Form factor | 1U |
Safety | UL/CSA 60950-L Second Edition, EN 60950-1 Second Edition, IEC 60950-1 Second Edition Including all National Deviations and Group Differences, EN 60825-1 Safety of Laser Products Part1: Equipment Classification Requirements and User’s Guide, EN 60825-2 Safety of Laser Products Part 2: Safety of Optical Fibre Communications Systems, FDA Regulation 21 CFR 1040.10 and 1040.11 |
Certification | RoHS |
Power | |
AC input voltage | 100 - 240 |
AC input frequency | 50 - 60 |
Power over Ethernet (PoE) | |
Power over Ethernet (PoE) | No |
Operational conditions | |
Operating temperature (T-T) | 0 - 45 |
Operating relative humidity (H-H) | 10 - 85 |
Delivery Options

Economy Delivery (UK)

Fast & Tracked by Courier (UK)
Get more agility, more choices and lower costs than proprietary networks with select, open-standards-based ON (open networking) switches.
- Disaggregated-hardware/software solutions bring new levels of freedom and flexibility to your data center.
- Support for Open Network Install Environment (ONIE) enables zero-touch installation of alternate network operating systems.
- Your choice of network operating system helps simplify data-center fabric orchestration and automation.
- A broad ecosystem of open-source and Linux-based applications and tools provides more options to optimize and manage your network.
Developed for flexibility
The Dell EMC Networking S-Series 10/40GbE switches offer a family of products that enable you to find the ideal solution for your specific needs.
- Line-rate performance from 1/10G BASE-T to 40GbE and port densities from 28 to 48
- Efficient stacking offered in many S-Series models
- Industry-hardened and feature-rich operating system for maximum dependability and uptime with select third-party OS options
- Full support for iSCSI storage area networks, including DCB
Achieve performance, flexibility and cost-effectiveness with this ToR switch that features 28 x 10GbE SFP+ ports and 2 x 100GbE QSFP28 ports, and ONIE for zero-touch installation of alternate network operating systems.
Management features | |
Switch type | Managed |
Switch layer | L2/L3 |
Quality of Service (QoS) support | Yes |
Configuring Location Settings (CLI) | Yes |
Ports & interfaces | |
Basic switching RJ-45 Ethernet ports type | None |
Installed SFP+ modules quantity | 28 |
Installed QSFP+ modules quantity | 2 |
Network | |
Networking standards | IEEE 802.3 |
10G support | Yes |
VLAN support | Yes |
Virtual LAN features | Tagged VLAN |
Multicast features | |
Multicast support | Yes |
Protocols | |
GARP VLAN Registration Protocol (GVRP) | Yes |
Design | |
Rack mounting | Yes |
Stackable | Yes |
Form factor | 1U |
Safety | UL/CSA 60950-L Second Edition, EN 60950-1 Second Edition, IEC 60950-1 Second Edition Including all National Deviations and Group Differences, EN 60825-1 Safety of Laser Products Part1: Equipment Classification Requirements and User’s Guide, EN 60825-2 Safety of Laser Products Part 2: Safety of Optical Fibre Communications Systems, FDA Regulation 21 CFR 1040.10 and 1040.11 |
Certification | RoHS |
Power | |
AC input voltage | 100 - 240 |
AC input frequency | 50 - 60 |
Power over Ethernet (PoE) | |
Power over Ethernet (PoE) | No |
Operational conditions | |
Operating temperature (T-T) | 0 - 45 |
Operating relative humidity (H-H) | 10 - 85 |
Buykingston order despatch times:
We will despatch your order the very same day if we receive cleared payment by 12:00 pm Mon-Fri.
These delivery estimates apply when you order up to 12:00 pm Mon-Fri (excluding public holidays).
We charge a one off delivery cost as outlined below regardless of how many items you order or the weight of your order.
Estimated delivery times are provided to us by the respective delivery companies. We pass this information onto you, the customer.
Despatch times do not apply to UK public holidays.
Estimated delivery times are taken from the next available working day available for delivery. For example if an order was despatched on a working Wednesday by 3pm, the first available working day for delivery would be Thursday provided you placed your order by 3pm on the Wednesday. If the next available weekday is a UK bank holiday/public holiday then your order will be despatched on the next available working day.
Our warehouse reserves the right to upgrade the delivery method you select on your order.
Our available delivery options*
Contact us for a shipping quote.
*All delivery times are estimated unless stated.
Product Returns Note
Buykingston offers a very flexible and hassle free returns policy. If
for whatever reason you are not happy with the item purchased you can return
it to us within 12months for a refund (for unused and unopened
items) or within 30 days on opened and used items for a refund. This
applies to items purchased direct through Buykingston only.
Our 30 Day Returns Money Back Guarantee Satisfaction
Guarantee:
For items opened and used and that are returned in a resellable
condition.
Our 365 Day Returns Money Back Guarantee Satisfaction
Guarantee:
For items that remain sealed and unused.
Some items are excluded from our moneyback guarantee unless they have developed a fault. These include;
- Headphones
- Earphones
- Custom made and designed products such as flash memory products with
custom logo’s on them. E,g USB flash drives and memory cards with your own
logo
Returns FAQs
What is your returns criteria?
On opened items 30 days from date of receipt or expected date of receipt on
non tracked items.
On unopened items 365 days.
How do i go about returning my order?
Please contact us via our contact page with
your order number where we will present you with an RMA number and returns
label.
Do i need to contact you before returning my order?
Yes, to obtain an RMA number.
Does my item have to include its original packaging?
Yes for items that fall within our 30 day money back guarantee and our 365
day returns. Of course for faulty items we realise you may no longer have
the packaging.
Who deals with the warranty on a faulty item?
We will. In some circumstances we may ask you to contact the manufacturer
direct for assistance.
Please ensure you have read and comply in full with Section 11 & 13 of our terms and conditions which you can read here in full.