You found 41 products in Networking Hubs and Switches - 4 and Less

3Com 8800 1-Port Switching Module (3C17539)
Layer 2/3 Managed Switching Module, 1 x 10Base-T/100Base-TX (RJ-45), Switch Fabric 720 Gbps
2 store offers from £11537 - £12107

Nortel (DS1404065-E5) 1-Port Modular Chassis (DS1404065E5)
Layer 2/3 Managed Modular Chassis, 1 x 10Base-T/100Base-TX (RJ-45), 1 x 10Base-T/100Base-TX (RJ-45), Switch Fabric 720 Gbps
2 store offers from £9149 - £9979

Hewlett Packard Catalyst 3120X 4-Port Gigabit Ethernet Switch (451439-B21)
Layer 2 Unmanaged Ethernet Switch, 4 x 10/100/1000Base-T (RJ-45), 2 x 10GBase-X2, 4 x SFP/1000Base-T Combo, Switch Fabric 128 Gbps
1 store offers from £7151 - £7151

Hewlett Packard Catalyst 3120G 4-Port Gigabit Ethernet Switch (451438-B21)
Layer 2 Managed Ethernet Switch, 4 x 10/100/1000Base-T (RJ-45), 8 x 1000Base-T (RJ-45), 4 x SFP
1 store offers from £4778 - £4778

3Com WX2200 2-Port Gigabit Wireless LAN Switch (3CRWX220095AUK)
Layer 2/3 Managed Wireless LAN Switch, 2 x SFP, Switch Fabric 2 Gbps
4 store offers from £4276 - £4582

Hewlett Packard Brocade (A7534A) 4-Port Gigabit Fibre Channel Switch
Managed Fibre Channel Switch, 4 x Fibre Channel, Switch Fabric 1 Gbps
2 store offers from £4129 - £4548

Huawei-3Com LS8M1SRPG 4-Port Switching Module
Switching Module, 4 x SFP
1 store offers from £4351 - £4351

Hewlett Packard (A7533A) 4-Port Gigabit Fibre Channel Switch
Managed Fibre Channel Switch, 4 x GBIC, Switch Fabric 64 Gbps
2 store offers from £3888 - £4227

Hewlett Packard (AE370A) 4-Port Gigabit Fibre Channel Switch
Managed Fibre Channel Switch, 4 x SFP, Switch Fabric 192 Gbps
5 store offers from £2794 - £3712

D-link DES-6512 2-Port Switching Module (DES6512)
Layer 2/3 Switching Module, 2 x 10Base-T (RJ-45)
1 store offers from £3571 - £3571