IT Infrastructure Upgrade Cost Guide: What Businesses Actually Pay in 2026

Infrastructure upgrades are among the largest IT investments a business makes. Without accurate benchmarks, you risk either under-budgeting (project stalls mid-way) or over-budgeting (spending more than necessary). Here are real 2026 cost ranges for Southern California businesses.

## Network Infrastructure Upgrade

### Managed Switches Enterprise-grade managed switches for reliable performance and network segmentation.

• **24-port PoE+ switch (gigabit):** $800–$2,500 (Cisco, Aruba, Meraki)
• **48-port PoE+ switch (gigabit):** $1,500–$4,500
• **10Gbps core switch (24-port):** $3,000–$12,000
• **Stack switches for redundancy:** Add 20–30% per additional switch

### Firewalls / UTM Appliances - **Small office firewall (under 50 users):** $800–$2,500 hardware + $500–$1,500/year subscription - **Mid-size firewall (50–200 users):** $2,500–$8,000 hardware + $1,500–$4,000/year - **Enterprise firewall (200+ users):** $8,000–$40,000+ hardware + $5,000+/year

### SD-WAN Appliances - **Branch office SD-WAN (with failover):** $1,500–$4,000 per site + $200–$600/month service fees - **Multi-site SD-WAN (3-5 locations):** $15,000–$50,000 total infrastructure

### Network Upgrade Labor - **Network engineer (senior): $175–$275/hour** - Typical 50-user network upgrade: 40–80 hours = $7,000–$22,000 labor - Including cable management and documentation: Add 20%

## Server Infrastructure

### Physical Servers - **Entry-level rack server (for SMB):** $3,000–$8,000 - **Mid-range dual-processor server:** $8,000–$20,000 - **High-availability server pair:** $20,000–$60,000+ - **Annual maintenance contract:** 8–12% of hardware cost

### Hyperconverged Infrastructure (HCI) - **2-node HCI cluster (VMware vSAN or Nutanix):** $40,000–$100,000 - **3-node HCI cluster (fully redundant + scalable):** $60,000–$160,000+

### Server Virtualization Migration - **vSphere Essentials Plus license:** $5,000–$8,000 (covers up to 3 hosts) - **Migration labor for 10 VMs:** 40–60 hours = $7,000–$16,500

### Storage (SAN/NAS) - **NAS appliance (SMB, under 50TB):** $3,000–$15,000 - **Enterprise SAN (100TB+ FC/iSCSI):** $30,000–$200,000+

## Structured Cabling

### Commercial Cabling Installation Industry standard pricing per data drop (includes cable, faceplate, patch panel, labor): - **Cat6A drop:** $150–$250 per drop (commercial, Southern California) - **Single-mode fiber run (per 100 feet):** $200–$400 - **Multi-mode fiber run (per 100 feet):** $150–$300 - **IDF cabinet installation (patch panels, cable management):** $2,000–$6,000

## Wireless Infrastructure Upgrade

### Enterprise Access Points - **Wi-Fi 6 access point (indoor):** $400–$900 each - **Wi-Fi 6E access point (indoor, indoor):** $500–$1,200 each - **Outdoor 802.11ax access point:** $800–$2,000 each - **Controller (cloud-managed):** $0–$5,000 for cloud subscription

15-AP enterprise Wi-Fi deployment for office: - Hardware: 15 × $700 avg = $10,500 - Cabling for APs: 15 × $200 = $3,000 - Design, installation, and configuration: $5,000–$10,000 - Total: $18,500–$23,500

## VoIP Phone System

• **IP phone (Yealink or Grandstream): $80–$200 each**
• **IP phone (Poly Trio conference room): $600–$1,500 each**
• **PBX system (on-premises, 50 users): $5,000–$20,000**
• **Cloud UCaaS (monthly, 50 users): $2,500–$5,000/month**
• **Provisioning and training: $2,000–$8,000**

## UPS and Power Infrastructure

• **Tower UPS (small server room, 1-3 kVA): $500–$2,500**
• **Rack-mount UPS (5–10 kVA): $2,500–$8,000**
• **3-phase modular UPS (data center, 20–40 kVA): $20,000–$80,000**
• **Transfer switch installation (by licensed electrician): $3,000–$8,000**

## Full Office Infrastructure Refresh (50 Employees)

Budget estimate for a complete technology refresh of a 50-person commercial office:

| Category | Low | High | |----------|-----|------| | Structured cabling | $24,000 | $35,000 | | Network (switches, firewall, SD-WAN) | $18,000 | $45,000 | | Wireless (15 APs) | $18,500 | $23,500 | | Server upgrade | $20,000 | $60,000 | | VoIP phones (50 phones) | $6,000 | $15,000 | | UPS/power | $5,000 | $15,000 | | Project management and documentation | $8,000 | $20,000 | | **Total** | **$99,500** | **$213,500** |

Most 50-person office full refreshes land in the $120,000–$160,000 range.

## Ways to Reduce Costs

Summit DNC provides detailed scoping assessments that produce accurate line-item budgets before work begins — no surprises.