• HPE ProLiant black server rack with blue accents and P39720-B21 CMA
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HPE

HPE P39720-B21 | Rack CMA | full-extension cable management arm, tool-less, reversible, 1U/2U compatible

P39720-B21

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Description

Rear cable management arm that keeps power and data cabling neatly routed while allowing full-extension service access. Tool-less quick-attach design integrates with supported rail kits for clean, repeatable installs across the rack.

Features

- Keeps cables secure and organized during server slide-out
- Tool-less attachment reduces install time
- Reversible orientation for rack layout flexibility
- Improves serviceability with full-extension design
- Enhances airflow by preventing cable obstruction

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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specs-tabs

Technical Specifications

FAQs

Technical Specifications

- Type: Cable Management Arm (CMA)
- Mounting: Rear, attaches to compatible rail kits
- Serviceability: Full-extension for in-rack maintenance
- Installation: Tool-less quick-attach (rail-dependent)
- Orientation: Reversible left/right swing (platform-dependent)
- Compatibility: Select 1U/2U rack servers (verify rail and chassis model)
- Cable Retention: Integrated clips/loops for power and data
- Airflow: Maintains organized pathways to aid cooling

FAQs

Q: Are rack rails included?
A: No. This is the cable management kit only. It requires compatible rack rails, sold separately.

Q: Will it fit my specific server model?
A: Compatibility depends on the server chassis and rail kit. Check your server’s QuickSpecs or rail kit documentation.

Q: Can it be installed to swing left or right?
A: Yes, most deployments support left or right swing. Follow the installation guide for orientation steps.

Q: Does it support full-extension service access?
A: Yes. It is designed for full-extension to service the server without disconnecting cables.

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