What Stulz Modular does

Stulz Modular Ltd is a UK-based, privately held subsidiary of STULZ GmbH that designs, builds, and maintains micro and prefabricated modular data centers. Founded in 2012 and headquartered in Kidlington, Oxfordshire, the company sells pre-integrated infrastructure that combines power, precision cooling, physical security, fire suppression, and monitoring into factory-tested units, eliminating on-site build complexity. Its product portfolio includes the Micro DC P-Series (using the Prodigy cooling unit) and Micro DC C-Series (using CyberRow), both available with optional IP54/IP55 protection for harsh environments, and containerized Modular Data Centers built in STULZ or authorized factories and delivered ready to deploy. Stulz Modular has demonstrated 100kW per rack cooling capacity on the top-500 supercomputer Emmy and, in 2024, added immersion cooling through a partnership with Asperitas to address ultra-high-density workloads.

The company makes money through a mix of one-time hardware sales (modular and micro data centers) and recurring multi-year maintenance contracts (12-36 months) with 24-hour support and 8-hour response SLAs, plus energy efficiency audits. Pricing is quote-based and not publicly disclosed. Go-to-market is enterprise field sales combined with a global channel: over 140 STULZ subsidiaries and partners deliver and service products across Europe, North America, South America, Asia, Oceania, and Africa, with country-specific websites in 14+ markets. Customers are concentrated in UK public sector and regulated verticals, including NHS trusts, UK government security infrastructure, local councils, national infrastructure operators, and segments in research, education, and automotive/manufacturing edge computing. The engineering team is ISO 9001, Safe Contractor, and Uptime Institute Tier certified, and the company employs 11-50 staff.

Name

Stulz Modular

Legal name

Stulz Modular Ltd

Website

https://stulz-modular.com

Company type

Private

Founded year

2012

Operating status

Operating

Headcount range

11–50 employees

Short description

Stulz Modular Ltd, a UK subsidiary of STULZ GmbH, designs, builds, and maintains micro and prefabricated modular data centers with integrated cooling, power, and security for healthcare, government, research, and edge computing customers, distributed globally through 140+ STULZ partners.

Ownership category

akta.pro rank

Product category

Modular Data Center Infrastructure

NAICS

Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512)

SIC

Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585)

akta.pro primary industry

Modular & Prefabricated Data Centers (HDABACAH)

akta.pro secondary industries

Prefabricated/Modular Data Center Infrastructure (Skids, PODs) (HDABAKAK), Edge Data Center Micro-Modular Systems (Prefabricated/Micro DCs) (HDABAOAA), Cooling Systems & Thermal Management (CRAC/CRAH, Chillers, Liquid Cooling) (HDABAKAD), Facilities Operations & Maintenance (Power/Cooling/Mechanical) (HDABANAC)

Keywords

• Modular data centers
• Micro data centers
• Precision cooling
• Prefabricated data centers
• Data center maintenance

Headquarters

HQ city

Oxford

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Technology or R&D, Marketing or Sales

Revenue model

1. Modular Data Center Sales: Sale of prefabricated modular and containerized data centers. Built in STULZ or authorized factories, delivered fully tested and ready to deploy. One-time capital expenditure for hardware.
2. Micro Data Center Sales: Sale of micro data centers (server room in a rack) including integrated power, cooling, security, fire suppression, and monitoring infrastructure. Hardware sales with optional accessories like UPS, PDU.
3. Data Center Cooling Maintenance Contracts: 12-36 month maintenance contracts for data center cooling equipment. Includes 24-hour online support and 8-hour callout response times as standard. Payment with Advance contracts offered.
4. Service and Maintenance: Comprehensive maintenance services on STULZ and other products across data center components including cooling systems, power systems, and other hardware. Flexible contract lengths from individual equipment to entire data center sites.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels5 records

Core offering

Stulz Modular designs, builds, and maintains micro and prefabricated modular data centers. Its product portfolio includes Micro DC P-Series (using Prodigy cooling) and Micro DC C-Series (using CyberRow cooling), which are integrated server-room-in-a-rack solutions with power, cooling, security, fire suppression, and monitoring. The company also delivers containerized, factory-tested Modular Data Centres and provides data center cooling service and maintenance contracts with 24-hour support.

Product overview

STULZ Modular provides data centre design, build, and maintenance services specializing in micro data centres and prefabricated modular data centres. The product portfolio includes the Micro DC P-Series (Prodigy cooling) and Micro DC C-Series (CyberRow cooling), which are server rooms-in-a-rack solutions with integrated power, cooling, security, fire suppression, and monitoring. The Modular Data Centre is a containerized, prefabricated solution built in STULZ factories. Service and maintenance offerings include 24-hour support with configurable response times and energy efficiency audits. The company operates globally through over 140 subsidiaries and partners.

Differentiator

Problem solved

Functional benefit

Brands

• Micro DC P-Series: Micro data centre product line using Prodigy cooling unit
• Micro DC C-Series

Products and services

• Micro DC P-Series

Quantifiable outcome

• 100kW per rack cooling capacity achieved on production deployment
• +2 more outcomes

Named customers3 records

Segments7 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature9 records

Partnerships

One partnership is on record.

• AsperitascoreTechnology or Integration · 26 February 2024Cooperation between STULZ Modular and Asperitas in the field of immersion cooling for efficient high-density data centers. This partnership enables STULZ to offer liquid immersion cooling solutions alongside their existing air cooling products for customers requiring ultra-high density computing support.

Scale indicators3 records

Recent moves5 records

Expansion highlights5 records

Emerging players

• Zella DC: Zella DC is an emerging player specializing in prefabricated micro data centers for edge and harsh environments, with a similar product philosophy to Stulz Modular's Micro DC line — directly comparable in form factor and target use cases.
• Asperitas: Asperitas is Stulz Modular's immersion cooling partner, but also a peer in the high-density cooling space. Their Immersed Computing solutions compete for the same HPC/AI workloads where Stulz has demonstrated 100kW per rack capability.

Broad incumbents

• Hewlett Packard Enterprise (HPE): HPE's Edgeline and modular converged systems address the same edge and micro-DC use cases as Stulz Modular, with the added strength of an IT hardware portfolio — attractive to buyers wanting compute and infrastructure from a single vendor.
• Eaton: Eaton's modular data center solutions, combined with its power distribution and UPS portfolio, compete with Stulz Modular on the power and integrated infrastructure dimensions, especially for enterprise and industrial buyers.
• Dell Technologies: Dell's PowerEdge Modular Data Center solution competes with Stulz Modular in the micro/edge DC category, and Dell's broader server and storage portfolio gives it a wider bundled offering for the same enterprise buyers.

Direct peers

• ABB: ABB's modular data center and prefabricated electrical infrastructure solutions compete with Stulz Modular's containerized DCs, particularly for industrial, utility, and large enterprise customers needing factory-integrated power and IT infrastructure.
• Vertiv: Vertiv's SmartMod and prefabricated modular data center systems directly compete with Stulz Modular's modular DC offering, and its thermal management line overlaps with Stulz's precision cooling. Both target edge, enterprise, and colocation buyers needing integrated infrastructure.
• Rittal: Rittal offers modular IT infrastructure including micro data centers, edge DCs, and cooling systems, with its own global service network — a direct comparable to Stulz Modular in product scope, target market, and European manufacturing heritage.
• Schneider Electric: Schneider's EcoStruxure and Prefabricated Modular Data Center solutions are the most direct competitors to Stulz Modular, covering micro DCs, containerized DCs, cooling, and integrated monitoring — serving the same enterprise and colocation customers globally.
• Huawei: Huawei's FusionModule series is a direct competitor in the prefabricated/micro modular data center category, with integrated power, cooling, and DCIM — a comparable product architecture to Stulz Modular's solutions, particularly in EMEA and APAC.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Stulz Modular