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Product information

Rainer ARCA EST Series

Rainer ARCA EST series is an exceptional server for small and medium businesses looking for an affordable and reliable solution that delivers enterprise-grade performance. Whether you're looking to improve your business operations, support multiple applications, or run resource-intensive workloads, the Rainer ARCA EST series is the perfect fit for your needs.

Rainer ARCA EST Series delivers robust features and powerful performance in a standard 2U rackmount and 4U Tower form factor for flexibility and ease of adoption. Featuring the 2nd Generation Intel® Xeon® Scalable processor family, high PCIe lane availability, and SAS/SATA/NVMe flexibility, it provides a cost-effective option for pedestal, rack mount, or custom systems.

Rainer ARCA EST Series is ideal for use in small and medium business, storage, networking, web hosting, and security appliances where feature capacity and price-performance balance is key.


Dual CPU sockets with support for the 2nd Generation Intel® Xeon Scalable processor family.

16 DDR4 DIMM slots; Six 3.0 PCIe* slots, providing maximum configuration flexibility.

Up to four onboard PCIe* OCuLink connectors for direct attach NVMe* 2.5” SSD support.

Operating system boot option via two 80-mm M.2 connectors (x2 and x4 PCIe/SATA); Networking flexibility with dual 10GBase-T.

Chassis option: Chassis Tower Switchable to Rackmount 4U with option PSU (Single PSU 600W/800W, Reddundant PSU 800W Platinum); Chassis Rackmount 2U with option PSU (Single PSU 500W/600W 80+ GOLD, Reddundant PSU 620W/820W 80+ GOLD).

Ideal for Performance Storage, Networking, Web Hosting, and Security Appliances



▪ (2) Socket-P LGA3647

▪ 2nd Generation Intel Xeon Scalable processor family

(Platinum, Gold, Silver and Bronze)

▪ Maximum TDP 205 W


▪ Intel C624 Chipset


▪ (16) DIMMs Total, 6 channels per processor, 2-1-1 configuration

▪ DDR4 RDIMMs or LRDIMMs channel

PCIe Support

▪ (6) PCIe slots with support for up to six PCIe 3.0 add-in cards

▪ (Use of all PCIe slots requires dual processors populated)


▪ (2) single port 7-pin SATA 6 Gbps connectors

▪ (2) 4-port SATA Mini-SAS HD Connectors

▪ (2) 80-mm M.2 connectors (x2 and x4 PCIe & SATA)

▪ (4) Connectors PCIe OCuLink connectors for direct attach NVMe 2.5” SSDs


▪ (2) Integrated 10GbE Ports

▪ (1) Integrated 1 GbE Management Port

I/O Ports

▪ (2) External USB 3.0 ports

▪ (2) External USB 2.0 ports

▪ (1) Internal Type-A USB 2.0 port

▪ (1) VGA port

Advanced Technology

▪ Intel QuickAssist Technology Supported

▪ One connector for optional TPM 2.0 module

▪ Integrated Baseboard Management Controller, IPMI 2.0 compliant

▪ Intel® Virtualization Technology for Directed I/O (VT-d)

▪ Support for Intel® Remote Management Module 4 Lit

Security & Reliability

▪ Intel Trusted Execution Technology

Form Factor

▪ Optional :

1. Tower Chassis Convertible to Rackmount 4U Chassis

2. Rackmount 2U

Drive Bay

▪ Tower Chassis :

- External: (3) 5.25" , (1) 3.5"

- Internal: (4) 3.5" x (1) 4, 2.5"

- Optional : Ho Swap (3)Bays 3.5"/2.5" SATA/SAS

▪ Rackmount 2U Chassis :

- (2) Internal Harddisk 3.5"/2.5" SAS/SATA

- (8) Ho

Front Panel

▪Tower Chassis :

- Power switch, Power LED, HDD LED, System reset,(2) USB 2.0

▪ Rackmount Chassis :

- Power On/Off Indicator, 2x USB Ports, (3) LAN Indicator,

- HDD Activity Indicator , System Reset