Cisco SPA504G 4-Line IP Phone — Refurbished to Like-New Condition

Save on the reliable Cisco SPA504G VoIP phone, fully tested and backed by Reef Telecom's industry-leading 10-year warranty. Ideal for small businesses, home offices, and hosted VoIP deployments, this 4-line SIP phone delivers enterprise-grade call handling at a fraction of the cost of new.

Key Specifications

• 4 Voice Lines — Four independent SIP registrations for multi-line call handling
• Backlit LCD Display — 128 x 64 monochrome graphical screen for easy navigation
• Dual Ethernet Ports — Integrated 10/100BASE-T switch to daisy-chain a PC and reduce cabling
• Power over Ethernet (PoE) — 802.3af-compliant; no separate power adapter required with a PoE switch
• Wideband Audio (G.722) — HD voice for superior clarity on handset, headset, and full-duplex speakerphone
• Protocols — SIP and SPCP compatible with Cisco UC500 and third-party IP PBX platforms
• Expandable — Supports up to two Cisco SPA500S modules for an additional 64 programmable buttons
• Wall Mountable — Flexible deployment for offices, warehouses, and common areas

What's Included

• Cisco SPA504G IP Phone
• Handset with cord
• Desktop stand

Note: Power adapter sold separately — order the Cisco PA100-NA here. Not required if using a PoE-enabled switch.

Compatibility

Works with Cisco Unified Communications 500 Series, Cisco SPA9000, Asterisk-based open-source PBXs, and most hosted SIP/VoIP providers. Perfect for businesses upgrading phone systems or expanding existing Cisco SPA500 Series deployments.

Free shipping on orders over $300. Every refurbished phone from Reef Telecom is cleaned, fully tested, and protected by our 10-year warranty.

Free ground shipping on orders over $300. Same-day shipping on orders placed before 4PM EST.

All products include our industry-leading 10 Year Warranty backed by Reef Telecom.