
3Com 3CR17342-91: Switch 4210 PWR 18-Port, an entry-level PoE Layer 2 switch.
The 3Com Switch 4210 PWR 18-Port (3Com 3CR17342-91) is an entry-level Layer 2 switch offering 16 10/100 ports with IEEE 802.3af Power over Ethernet plus 2 combination ports that run as 10/100/1000 copper or Gigabit SFP fibre uplinks.
Despite its entry-level positioning, the 4210 carries enterprise features including VLANs, QoS, DoS attack prevention, trunking and IGMP snooping, with management via CLI, web interface or SNMP, and clusters with up to 32 other 3Com switches under single-IP management.
This model suits small offices needing PoE for a handful of phones or access points without the cost of a stackable 5500-series switch. Tech-Star is UK-based and ships worldwide. Get in touch to confirm compatibility with your PoE devices.

| Platform | 3Com SuperStack 3 Baseline 2024 Series |
|---|---|
| Manufacturer | 3Com |

| Platform | 3Com Switch 8800 |
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| Manufacturer | 3Com |

| Platform | 3Com SuperStack 4 Switch 5500G Family |
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| Manufacturer | 3Com |

| Manufacturer | 3Com |
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| Platform | 3Com Baseline Switch 2426-PWR Plus Series |
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| Manufacturer | 3Com |

| Platform | 3Com Switch 7700 Series |
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| Platform | 3Com Switch 4210 |
|---|---|
| Manufacturer | 3Com |
| Key Features | 16 x PoE 10/100 ports plus 2 x 10/100/1000 SFP-combo uplinks; entry-level Layer 2 with QoS and security |
|---|---|
| Applications | Small office PoE deployment for IP phones and access points |
| Compatibility | Standalone 3Com Switch 4210 PWR unit |
| Specifications | 16 x PoE 10/100 plus 2 x Gigabit combo ports; IEEE 802.3af |
| Platform | 3Com Switch 4210 |
| Manufacturer | 3Com |
Prices change daily based on stock and supply.
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