This resource provides a comprehensive overview of Alliance Air Products, a Daikin Group company specializing in custom HVAC solutions engineered for demanding commercial, industrial, and mission‑critical applications. It highlights the company’s manufacturing strengths, industry versatility, and in particular, its Computer Room Air Handler (CRAH) solutions designed for high‑performance data center environments. [AAP_overvi…_DATA_CRAH | PDF]
Alliance Air Products brings extensive experience in delivering non‑standard, highly customizable equipment to support the unique needs of modern facilities. Headquartered near San Diego and operating more than 700,000 square feet of manufacturing space, the company integrates advanced manufacturing processes, rigorous quality standards, and in‑house testing to ensure durability, efficiency, and long‑term performance. Their capabilities include build‑in‑place construction, assembly lines for large‑scale projects, UL 508 panel shop certification, automated paint systems, and highly experienced manufacturing engineering teams—positioning them as a trusted partner for engineered‑to‑order HVAC solutions. [AAP_overvi…_DATA_CRAH | PDF]
A major focus of this resource is Alliance Air Products’ CRAH technology, engineered to deliver precise, reliable sensible cooling for mission‑critical data center environments. These systems support IT equipment operating 24/7 by helping maintain strict temperature and humidity ranges essential to equipment integrity and uptime. Alliance’s CRAH units are designed for customers requiring high‑capacity, highly reliable, customizable cooling equipment that extends beyond standard packaged offerings. With cooling capacities ranging from 50 to 680 kW and airflow rates from 10,000 to 70,000 CFM, these units offer flexibility for both new builds and retrofits. [AAP_overvi…_DATA_CRAH | PDF]
The document outlines several configuration options and design features that support adaptability and installation efficiency. These include variable aspect ratio construction for precise environmental fit, top connections that allow zero‑clearance alignment with sensitive IT equipment, ECM motors for exceptional electrical efficiency, plenum supply fans for quiet and efficient air distribution, and optional factory installation of controls. Available cooling methods include chilled water, evaporative cooling, and direct expansion (DX). Additional features—such as single‑source power connections, optional redundant power inputs, and multiple insulation types—further support the performance and reliability expectations of modern high‑density data centers. [AAP_overvi…_DATA_CRAH | PDF]
While the CRAH units are the central focus, the resource also highlights Alliance Air Products’ extensive product portfolio, which includes DX packaged rooftop units, custom condensing units, evaporative cooling systems, energy recovery solutions, in‑row units, retrofit air handlers, filtration units, control systems, and more. Their custom engineering capabilities support a broad range of industries: data centers, healthcare and life sciences, commercial buildings, industrial manufacturing, high‑tech environments, entertainment venues, government facilities, and educational institutions. This reinforces the manufacturer’s ability to address diverse environmental, performance, and spatial requirements across the commercial building and construction sector. [AAP_overvi…_DATA_CRAH | PDF]
This resource is ideal for engineers, facility managers, mechanical designers, and decision makers involved in specifying, evaluating, or upgrading HVAC systems in critical or specialized environments. It is particularly valuable for professionals designing or operating data centers with increasing rack densities, efficiency goals, redundancy requirements, or specialized mechanical layouts. Whether planning a new facility, expanding capacity, or retrofitting outdated equipment, readers will gain a clear understanding of the mechanical capabilities and application strengths of Alliance Air Products’ CRAH systems.
To explore these solutions in greater depth, we encourage you to view or download the full resource. For assistance selecting the right configuration, integrating custom HVAC systems, or supporting project implementation, contact LONG Building Technologies. Our team provides engineering expertise, application support, and consultative guidance to ensure your mechanical systems meet performance, efficiency, and reliability goals.