Cli secureSKU SOFTWARE UCM - UPGRADE 500In stock

SOFTWARE UCM - UPGRADE 500 PACKAGE EXTRA 500 EXTENSIONS & EXTRA 96 CONCURRENT CALLS

4.9/5 from verified trade buyers Read reviews
Authorised supply Project support UK delivery options
High demand this week 18 buyers viewed this product today. Need project pricing? Our team can quote bulk and renewal orders.
£560.00 Excl. VAT
Need multiples? Volume discounts for installers, MSPs and resellers.
Fast UK fulfilment Next-day and timed delivery options at checkout.
Price match help Send us your project list for a sharper trade quote.
Genuine stock Authorised supply with UK dispatch options.
Expert advice Pre-sales sizing from security and IT specialists.
**Product Overview** The Grandstream Software UCM – Upgrade 500 Package (Extra 500 Extensions & Extra 96 Concurrent Calls) is a capacity expansion license for the Software UCM unified communications platform. It is designed to significantly increase system scalability by adding additional users and concurrent call capacity to an existing Software UCM deployment. This upgrade enables organisations to expand their PBX environment without replacing the base system, supporting larger teams, higher call volumes, and enterprise-level communication demands. **Ideal For** - Growing medium to large businesses - Contact centres expanding agent capacity - Multi-site organisations scaling communications - Enterprises using Software UCM deployments - IT teams managing virtual PBX infrastructure - Service providers hosting UC environments **Benefits** - This upgrade package provides a cost-effective way to scale Software UCM systems, allowing organisations to expand capacity without deploying new infrastructure. - It supports rapid business growth by increasing both user count and simultaneous call handling capability, making it suitable for high-volume communication environments. - It also helps avoid system migration, preserving existing configurations while extending performance limits. - Software UCM Upgrade 500 licence (digital activation) - Entitlement for +500 extensions - Entitlement for +96 concurrent calls - License key / activation code - Cloud or system portal provisioning update access
  • Adds 500 additional extensions/users
  • Adds 96 additional concurrent calls
  • Expands existing Software UCM deployment
  • No hardware required
  • Seamless integration with base Software UCM system
  • Supports voice, video, and messaging services
  • Maintains existing configuration and settings
  • Designed for scalable enterprise UC environments
  • Digital license activation
  • Compatible with virtualised PBX deployments

Platform

  • Compatible with Grandstream Software UCM systems
  • Virtualised PBX environment (VMware, KVM, etc.)

Capacity Expansion

  • +500 extensions/users
  • +96 concurrent calls

Functionality

  • Expands existing UC feature set capacity
  • No feature downgrade or restriction changes

Deployment

  • Software license upgrade (no physical hardware)
  • Activated via system licensing portal
**What's in the Box** - SOFTWARE UCM - UPGRADE 500 PACKAGE EXTRA 500 EXTENSIONS & EXTRA 96 CONCURRENT CALLS: Main product
**Shipping and Fulfilment** - **UK delivery:** Standard, express and timed services are shown at checkout where available. - **Dispatch:** Stocked products are prepared for dispatch during normal business days. - **Large or project orders:** Delivery timing is confirmed with the order or quotation. - **VAT:** Product prices are displayed excluding VAT; VAT is calculated at checkout.
SOFTWARE UCM - UPGRADE 500 PACKAGE EXTRA 500 EXTENSIONS & EXTRA 96 CONCURRENT CALLS
SOFTWARE UCM - UPGRADE 500 PACKAGE EXTRA 500 EXTENSIONS & EXTRA 96 CONCURRENT CALLS £560.00 Excl. VAT · In stock for trade orders
Trade pricing availableNext-day UK dispatchAuthorised supplyProject quote supportSecure checkoutExpert pre-sales advice

Trusted by trade buyers

★★★★★ 4.9 / 5 from 120+ verified reviews
WG
Wesley G
★★★★★

"CLI Secure has been our go-to for Fortinet hardware and renewals. Fast delivery and knowledgeable support every time."

Wesley G
KD
Keith D
★★★★★

"We ordered Grandstream phones for a full office rollout. The trade pricing and next-day delivery saved us both time and budget."

Keith D
RM
Rania M
★★★★★

"Very professional IT networking supplier. Their pre-sales team helped us spec the right firewall for a multi-site deployment."

Rania M
JT
James T
★★★★★

"Great stock availability on Hikvision cameras. Everything arrived well packaged and on time. Will order again."

James T

Built for B2B buying

From product selection to deployment, this is made for real projects.

Get the hardware, licences and supporting kit you need without chasing multiple suppliers. CLI Secure helps trade buyers confirm fit, stock, delivery and project pricing before checkout.

1Check compatibility
2Choose fulfilment
3Deploy with support
Trade quote ready Send your basket for quantity pricing and project supply checks.
Same basket support Add licences, mounts, switches, storage or accessories with confidence.
SOFTWARE UCM - UPGRADE 500 PACKAGE EXTRA 500 EXTENSIONS & EXTRA 96 CONCURRENT CALLS
Need fit advice? Ask before checkout and avoid wrong-spec purchases.

Better buying value

Why trade buyers choose CLI Secure

Generic marketplace Low context
  • Limited project advice
  • Unclear warranty or channel source
  • Harder to quote bundles and renewals
Buying direct Slower procurement
  • Separate suppliers for accessories
  • Less flexible fulfilment for mixed baskets
  • More admin for repeat trade orders

Why choose us

Procurement that feels fast, clear and trade-ready.

Every product page is designed to help you move from shortlist to checkout with fewer unknowns.

Authorised supply Source genuine stock from known B2B channels.
Project help Ask for fit checks, renewal advice and quantity pricing.
Fast dispatch Choose UK delivery options for urgent deployments.
Secure checkout Order online or speak to the team for larger baskets.

Verified buyer feedback

Trusted by installers, resellers and IT teams.

★★★★★

Fast dispatch and helpful advice before we placed a multi-site order. Pricing was clear and the product arrived ready for install.

Wesley G.
★★★★★

CLI Secure helped us confirm the right supporting accessories and saved us a return. Good trade service.

Keith D.
★★★★★

Reliable fulfilment for security hardware and renewals. The team understands what business buyers need.

Rania M.

Common questions

Product and order FAQs

Can I request trade or bulk pricing?

Yes. For multi-unit, reseller or project orders, contact CLI Secure and our team can review the basket for trade pricing.

How quickly can this be delivered?

Available delivery options are shown at checkout. Many in-stock products support next-day or timed UK delivery.

Can you help confirm compatibility?

Yes. Share the existing setup, model numbers or project requirement and we can help confirm suitable hardware, licences or accessories.

Do you supply renewals and supporting accessories?

CLI Secure supplies hardware, renewals, licences and related accessories across networking, CCTV, VoIP and IT support categories.