WiseAir – Room Cooling CRAC

WiseAir room precision cooling CRAC unit - large data center cooling with downflow/supply/upflow air options for finance and telecom
Attom’s leading room air conditioning solutions are equipped with inverter compressors and intelligent control systems to provide high-precision, high-reliability IT environments.

A wide range of cooling systems and airflow options are available to meet the varied needs of any data center, Efficiency can be further improved with hot and cold aisle containment and free cooling solutions.

Suited for: Finance & Banking, Education, Medical, Government, Enterprise, Telecom, etc.

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Product Features & Technical Specifications

Various Cooling System

Attom offers various types of cooling systems, including DX air-cooled, DX water-cooled, and chilled water-cooled options. Additionally, we provide support for hybrid dual-fluid systems, adapted precisely to deliver individual solutions tailored to your project requirements.
WiseAir comprehensive room cooling systems - DX air-cooled, DX water-cooled, and chilled water types from 5kW to 200kW for varied data center needs

DX Air Cooled

5kW-120kW

DX Water Cooled

30kW-120kW

Chilled Water

30kW-200kW
WiseAir high-efficiency CRAC - inverter compressor and EC fans with indirect free cooling (refrigerant pump) for PUE as low as 1.2

Efficiency & Reliability

  • Top components from leading brands and unique design assure high reliability of products.
  • Available in multi types of cooling systems and airflow options, it is fully compatible with hot and cold aisle systems to provide an efficient cooling environment.
  • Inverter compressor and EC fan with intelligent control system ensure precise temperature control.
  • Indirect Free Cooling with Refrigerant Pump Technology for minimizing the energy consumption of the cooling system.
WiseAir indirect free cooling CRAC - refrigerant pump technology, no water loop into server room, no dust or moisture intrusion for green data centers

Green Efficiency Free Cool

  • Indirect free cooling with refrigerant pump technology, PUE low to 1.2.
  • No water consumption during free cooling mode.
  • No water loop introduced into server room, no flooding concern.
  • Indirect type No dust, moisture concern.
  • Automatic mode switching, and no complex maintenance and service.
Smoothair smart controller for wall mount cooling - Web/SNMP/Modbus monitoring, 1000+ alarms, 7-day history records, and teamworking modes

Intelligent Control System

  • Industry leading smart control system, with insightful sensor data and intelligent control logics.
  • All digital control to major components, maintaining optimum working status, and flexible adjustment per onsite working conditions.
  • 1000+ alarm records, and 7days history pressure curve records, 7days history temperature curve records.
  • Smart monitoring protocols: Web/SNMP/Modbus/Bac-net/Email/Dry contact/IPV6.
  • Teamwork function including Master/Slave Working mode, Master Control mode and Force Working mode.
  • Built in web server support visit with web-browser from computers and mobile devices, can view ,control unit through web.

Flexible Fans Sinking Design

The design with a flexible fan sinking function for downflow air conduction. This design not only reduces space requirements during transportation and installation but also allows for the installation of the fan under the raised floor, resulting in a higher energy efficiency ratio.
WiseAir downflow CRAC with flexible fan sinking - fans installed under raised floor for higher EER, reduces transport/installation space

All Types of Air Conduction Systems

Down Flow

Supply Flow

Up-front Flow

Up Flow

Key Components

SmoothAir inverter compressor for rack cooling - 30%-100% capacity modulation, R410A refrigerant for stable temperature control and energy saving

Inverter Compressor

  • Stable temperature control per heating load by adjusting compressor output.
  • Reducing energy cost and improve compressor working life.
  • Green refrigerant R410A no ODP effect.
  • Capacity adjustable 30%-100%.
SmoothAir EC fans for precision cooling - speed 0%-100% adjustable, direct drive, high external static pressure for flexible rack deployment

EC Fans

  • Best in class design and reliability.
  • Highest efficiency EC Fan system.
  • Speed adjustable 0%-100%.
  • Direct drive system no belts easier replacement and service.
  • Higher external static flexible for special application.
SmoothAir electronic expansion valve - automatically adjusts refrigerant flow, improves COP in low-temperature seasons, ensures compressor startup reliability

Electronic Expansion Valve

  • Automatically modulating refrigerant flow per system requirement.
  • Better COP performance during low temperature season comparing TEV system.
  • Better refrigerant flow feeding during compressor startup, to reach higher reliability of compressor working.

W Shape Airflow Distribution

  • W shape evaporator coil, optimized even airflow distribution and better energy efficiency performance.
  • Modular design, easy to expand flexibly according to your individual needs.
  • Air filters directly covering the coils,  minimize wind resistance and increase efficiency.

Resources Download

Product Brochure

Attom WiseAir Room Cooling Brochure
Download PDF

User Manual

Attom WiseAir Room Cooling User Manual
Download PDF
Please contact ATTOM customer support to download the PDF manual.

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Data Center Solution Sales Manager

About Attom Technology

We are a global leader in critical data center infrastructure, specializing in high-density AI data center thermal management and liquid cooling solutions. As AI workloads drive unprecedented demand for advanced cooling, we are rapidly expanding our footprint in North America. We are looking for visionary, driven, and highly technical professionals to join our newly established Silicon Valley team to drive the future of sustainable, high-performance data centers.
Backed by the industrial giant Han’s Laser — a globally recognized leader in smart manufacturing and automation equipment — Attom Technology leverages a world-class industrial platform and robust financial strength to deliver critical data center infrastructure.

Location: Silicon Valley, CA (Hybrid/On-site)

Position Summary:

We are looking for a highly motivated Sales Manager to drive revenue growth in the North American market. You will be on the front lines, targeting enterprise data centers, AI startups, and regional colocation facilities, selling our cutting-edge liquid cooling infrastructure portfolio.

Key Responsibilities:

  • Achieve and exceed regional sales targets for our liquid cooling and thermal management products.

  • Manage the full sales cycle from prospecting and lead generation to contract negotiation and closing.

  • Develop and maintain strong, long-lasting direct relationships with data center facility managers, IT directors, and procurement teams.

  • Collaborate with the Product Technical Manager to deliver tailored presentations and proof-of-concept (PoC) proposals.

  • Maintain accurate sales forecasting and pipeline management using CRM tools (e.g., Zoho CRM).

Qualifications:

  • 3+ years of direct B2B sales experience in data center power, cooling, or IT infrastructure.

  • Product Knowledge: Familiarity with selling cooling solutions such as CDU, CRAC, CRAH, RDHx, Cold-plate, and Chillers.

  • Industry Experience: Prior sales experience at companies like Vertiv, Schneider/APC, Eaton, Stulz, Airsys, or sales roles within the IT hardware sector (Cisco, Lenovo, Broadcom) with a focus on infrastructure.

  • Hunter mentality with a proven track record of breaking into new accounts and growing market share in the Silicon Valley tech ecosystem.

  • Strong presentation and closing skills.

Application email: support@attom.tech

Data Center Solution Technical Manager

About Attom Technology

We are a global leader in critical data center infrastructure, specializing in high-density AI data center thermal management and liquid cooling solutions. As AI workloads drive unprecedented demand for advanced cooling, we are rapidly expanding our footprint in North America. We are looking for visionary, driven, and highly technical professionals to join our newly established Silicon Valley team to drive the future of sustainable, high-performance data centers.
Backed by the industrial giant Han’s Laser — a globally recognized leader in smart manufacturing and automation equipment — Attom Technology leverages a world-class industrial platform and robust financial strength to deliver critical data center infrastructure.

Location: Silicon Valley, CA (Hybrid/On-site)

Position Summary:
The Product Technical Manager will act as the technical bridge between our North American clients and our global R&D team. You will be the resident expert on our liquid cooling portfolio, guiding customers through complex thermal system designs, and ensuring our products perfectly align with local compliance and technical requirements.

Key Responsibilities:

  • Lead technical pre-sales engagements, providing expert consultation on liquid cooling architectures for high-density AI workloads.

  • Develop comprehensive technical proposals, system designs, and ROI analyses for clients involving CDU, RDHx, and direct-to-chip (Cold-plate) deployments.

  • Act as the Voice of the Customer (VoC) in North America, gathering detailed technical requirements and feeding them back to the R&D center to drive product localization and innovation.

  • Ensure products meet North American standards (e.g., UL, ASHRAE guidelines).

  • Provide training and technical support to the regional sales team and channel partners.

Qualifications:

  • Bachelor’s or Master’s degree in Mechanical Engineering, Thermodynamics, Electrical Engineering, or a related technical field.

  • 2+ years of experience in product management, technical pre-sales, or thermal engineering within the data center or IT hardware industry.

  • Technical Proficiency: Mastery in the design and application of CDU, CRAC, CRAH, RDHx, Cold-plate, and Chiller systems. (Familiarity with piping diagrams, valve configurations, and redundancy classifications is highly preferred).

  • Target Background: Previous roles at infrastructure leaders (Vertiv, nVent, Motivair, Schneider, Boyd, Stulz, etc.) or thermal engineering roles at major IT/Semiconductor companies (NVIDIA, AMD, Intel, Lenovo, etc.).

  • Ability to translate complex technical concepts into clear business value propositions.

Application email: support@attom.tech

Data Center Solution Business Development Director

About Attom Technology

We are a global leader in critical data center infrastructure, specializing in high-density AI data center thermal management and liquid cooling solutions. As AI workloads drive unprecedented demand for advanced cooling, we are rapidly expanding our footprint in North America. We are looking for visionary, driven, and highly technical professionals to join our newly established Silicon Valley team to drive the future of sustainable, high-performance data centers.
Backed by the industrial giant Han’s Laser — a globally recognized leader in smart manufacturing and automation equipment — Attom Technology leverages a world-class industrial platform and robust financial strength to deliver critical data center infrastructure.

Location: Silicon Valley, CA (Hybrid/On-site)

Position Summary:
We are seeking an experienced Business Development Director to spearhead our Go-To-Market (GTM) strategy for data center thermal management liquid cooling solutions in North America. You will be instrumental in building strategic partnerships with Hyperscalers, Colocation providers, and top-tier IT hardware manufacturers, establishing our brand presence, and identifying new market opportunities in the fast-growing AI data center ecosystem.

Key Responsibilities:

  • Develop and execute a comprehensive North American business development strategy focused on high-density liquid cooling solutions.
  • Identify, negotiate, and close strategic partnerships with key players in the AI and data center ecosystem (e.g., server OEMs, AI chip developers).
  • Collaborate closely with the global HQ to align product roadmaps with North American market trends and client demands.
  • Represent the company at industry events (e.g., Data Center World, OCP, DCD) to build brand awareness and thought leadership.
  • Build and manage a robust pipeline of high-level strategic opportunities.

Qualifications:

  • 5+ years of business development or strategic sales experience in the data center infrastructure or IT thermal management sector.
  • Industry Background: Proven track record at leading thermal management companies (e.g., Vertiv, nVent, Motivair, Schneider/APC, Boyd, Eaton, Stulz, Airsys) OR IT hardware giants with a focus on thermal ecosystems (NVIDIA, AMD, Broadcom, Intel, Lenovo, Oracle, Cisco).
  • Technical Expertise: Deep commercial understanding of advanced cooling technologies including CDU, CRAC, CRAH, RDHx, Cold-plate, and Chillers.
  • Strong existing network with decision-makers at hyperscale cloud providers and colocation data centers in the Silicon Valley area.
  • Excellent communication, negotiation, and cross-cultural collaboration skills.

Application email: support@attom.tech

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