SKU: 36431485044

MikroTik Cloud Router Switch CRS328-4C-20S-4S+RM, 20x SFP cages, 4x SFP+ cages, 4x CoMBo ports (1x GB LAN or SFP), RouterOS L5 or SwitchOS (dual boot), 1U rACkmount case, Dual PSU

Sale price$4025.97 Regular price$4473.30
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Ships within 48 hours · Estimated delivery Jul 15 - Jul 20

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Description

MikroTik Cloud Router Switch CRS328-4C-20S-4S+RM, 20x SFP cages, 4x SFP+ cages, 4x CoMBo ports (1x GB LAN or SFP), RouterOS L5 or SwitchOS (dual boot), 1U rACkmount case, Dual PSUProduct OverviewThe MikroTik CRS328 4C 20S 4S+RM is a high performance Layer 3 capable switch designed for large organizations and ISPs. Featuring 20 SFP cages (1GbE), 4 SFP+ cages (10GbE), and 4 versatile combo ports (RJ45 SFP), it delivers unmatched flexibility for both fiber and copper networking. Powered by the Marvell 98DX3236 switch chip (800 MHz) with 512 MB RAM, this switch excels in VLAN management, packet forwarding, traffic segmentation,

Product Overview
The MikroTik CRS328-4C-20S-4S+RM is a high-performance Layer 3-capable switch designed for large organizations and ISPs. Featuring 20× SFP cages (1GbE), 4× SFP+ cages (10GbE), and 4× versatile combo ports (RJ45/SFP), it delivers unmatched flexibility for both fiber and copper networking.

Powered by the Marvell 98DX3236 switch chip (800 MHz) with 512 MB RAM, this switch excels in VLAN management, packet forwarding, traffic segmentation, and advanced data plane operations. Its non-blocking architecture ensures all ports run at full speed without congestion, while security and monitoring features like ACLs, Port Security, Port Mirroring, STP/RSTP/MSTP, and IGMP Snooping guarantee stability and visibility in large-scale deployments.

The CRS328 is built for reliability, featuring dual 100–240 V power supplies with failover to prevent downtime, a dedicated RJ45 console port for management, and a durable 1U rackmount chassis. With dual-boot functionality, administrators can choose between RouterOS (advanced routing features) or SwOS (switch-optimized OS).

Key Features

  • Flexible Connectivity:
  • 20× SFP cages (1 GbE)
  • 4× SFP+ cages (10 GbE)
  • 4× combo ports (RJ45 or SFP)
  • High-Performance Switching: Non-blocking Layer 2 with full-speed throughput
  • Marvell Switch Chip: Handles data plane tasks with low latency and high efficiency
  • Scalability:
  • 16K host table
  • Supports up to 4,000 VLANs
  • Network Resilience & Security:
  • STP, RSTP, MSTP loop protection
  • ACLs & Port Security for traffic filtering and access control
  • Port Mirroring for real-time monitoring
  • Advanced Features:
  • Jumbo frames for high-performance traffic
  • IGMP Snooping for multicast optimization
  • IEEE 802.3ad Link Aggregation for faster, more stable connections
  • OS Flexibility: Dual boot – choose between RouterOS or SwOS
  • Enterprise Reliability: Dual redundant power supplies, failover capability
  • Design: Rugged 1U rackmount metal chassis

Hardware Specifications

  • Product Code: CRS328-4C-20S-4S+RM
  • CPU: 98DX3236A1, 800 MHz
  • RAM: 512 MB
  • Storage: 16 MB Flash
  • Switch Chip: 98DX3236A1
  • Ports:
  • 20 × SFP (1G)
  • 4 × SFP+ (10G)
  • 4 × Combo (RJ45/SFP)
  • Serial Port: RJ45 Console
  • Operating System: RouterOS (License Level 5) / SwOS (dual boot)
  • Dimensions: 443 × 200 × 44 mm
  • Operating Temperature: -20°C to +60°C
  • Max Power Consumption: 43 W
  • Supported Input Voltage: 100 – 240 V
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 36431485044

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Jackalope
Belleville, US
★★★★★ 3
Great quality but big
Style: Side Sleeper, Pattern Name: King
These pillows seem to be very good quality. I couldn’t wait to try them. I soon realized that they’re very thick & too high for my neck. I can push the pillow down but it doesn’t stay so I’d say they’re too firm for me & don’t support the neck properly because of the height.
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Reviewed in the United States on February 16, 2025
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Ron W
Carnegie, US
★★★★★ 5
my fav now after using 50+ pillows
Style: Back Sleeper, Pattern Name: King
I have always struggled to find the perfect pillow, and so far I have had 50+ pillows. Personally, I like my pillow to be on thinner side as I look for more support for my neck. This is my first time buying pillows online, because I like to physically touch and feel the firmness and thickness before I purchase my pillows. I am so glad I did it! These pillows are just PERFECT for me! Perfect firmness, perfect thickness and perfect material. One thing I suggest is that be extra cautious when you open the package. These pillows were rolled and put in a relatively thin shipping bag, so when you open with sharp objects be careful not to cut your new favorite pillows! I let the pillows sit for about 48 hours before I started using them, but I assume you don't have to wait that long. Overall, I am very happy with my first online pillow purchase with Serta!
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Reviewed in the United States on April 1, 2020
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Erika
Louisville, US
★★★★★ 2
Not worth it
Style: Side Sleeper, Pattern Name: King
Feel nice and fluffy for couple months, then go flat
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Reviewed in the United States on September 5, 2025
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Nadar
Cuba, US
★★★★★ 1
14% polyester filling
Style: Side Sleeper, Pattern Name: Jumbo
It has 14% polyester filling. The description is not complete in amazon.
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Reviewed in the United States on January 5, 2026
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Nicole M Tusa
Cuba, US
★★★★★ 5
Definitely beats sleeping on the floor!
Color: Grey, Size: Twin
I was sleeping on the floor with my dog after she had emergency surgery and this helped me get through those tough couple of weeks. Comfortable and not too heavy. Comes with a bag to store it in and helps make it easier to move around.
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Reviewed in the United States on May 25, 2026

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