Black Box LES1848A 48-Port Console Server

Overview

The Black Box LES1848A is a 48-port console server designed for data center and enterprise network environments where out-of-band access to serial-console ports is a hard operational requirement. When your primary network path is down, a console server is how you recover — providing direct CLI access to routers, switches, servers, firewalls, and other serial-managed devices without needing physical presence at the rack. The LES1848A delivers 48 such ports in a single chassis, making it practical for medium to large equipment deployments where per-device crash carts simply don't scale.

Console servers belong in any environment running Cisco IOS, Juniper JunOS, or similar CLI-driven infrastructure where a misconfigured route or failed boot means the device disappears from your management plane entirely. The LES1848A addresses that gap directly. Black Box has a long track record in serial connectivity and console management hardware — their Black Box networking and connectivity line covers a range of enterprise infrastructure products built for exactly these environments.

If you're building or expanding a console server infrastructure, the LES1848A's 48-port capacity positions it for mid-density deployments — enough to cover a full rack or small data hall without chaining multiple units. For guidance on structuring out-of-band management in larger environments, the network management planning guide covers topology and redundancy considerations worth reviewing before sizing.

For environments requiring a complementary managed network switch or rack-mount UPS alongside the console server, both pair naturally with the LES1848A's intended deployment context — a fully managed, resilient infrastructure rack.

Key Features

• 48 Serial Console Ports: Enough capacity to manage a full rack of network and server equipment from a single device, eliminating the need to chain multiple smaller units and simplifying your out-of-band management topology.
• Out-of-Band Access Architecture: Provides a dedicated management path independent of your production network — when a switch or firewall drops off the network entirely, the console server is how you get back in without rolling a truck.
• Black Chassis Form Factor: Ships in a black rackmount chassis suited to standard data center rack environments. The black finish matches typical rack infrastructure aesthetics.

Frequently Asked Questions

Q: What types of devices can the LES1848A manage via console?

A: Any device with a serial console port — routers, switches, servers, firewalls, PDUs, and similar rack equipment. It's designed for environments running Cisco, Juniper, or comparable CLI-driven infrastructure.

Q: How many ports does the LES1848A support?

A: The LES1848A supports 48 serial console ports, sufficient to cover a full rack of managed equipment from a single console server unit.

Q: Is the LES1848A rackmount?

A: Based on the product design as a 48-port console server, it is intended for rackmount deployment in standard data center environments. Confirm rack unit height and rail compatibility with Black Box's documentation before ordering.

Q: Where can I find the full datasheet for the LES1848A?

A: Full specifications and datasheet documentation are available directly from Black Box. Contact the pre-sales team here for sourcing support or additional technical detail.

Jerry Tildsen

The Black Box LES1848A is purpose-built for the scenario every network team eventually faces: a device falls off the network and you have no in-band path to recover it. With 48 serial console ports consolidated into a single chassis, the LES1848A gives you that recovery path for a full rack of equipment without stacking multiple smaller units or maintaining per-rack crash carts.

Technical Highlights:

• 48-Port Console Density: Consolidates serial access for up to 48 managed devices — routers, switches, firewalls, servers — under one unit, which simplifies cabling and keeps your out-of-band topology manageable.
• Dedicated Out-of-Band Path: The console server sits on a separate management network segment, so production-network failures don't take your recovery access with them. This is the architectural point most teams miss until they need it.
• Black Box Serial Connectivity Lineage: Black Box has shipped serial and console management hardware for decades; the LES1848A inherits a product line built around enterprise-grade reliability expectations rather than SMB price-point compromises.

Deployment Considerations:

• Size your OOB network segment and cellular or secondary WAN uplink before deploying — the console server is only as reachable as its own management interface. Plan that path before you need it.
• Full interface specifications (RS-232 pinout, baud rates, management software, port labeling) are not confirmed in the available evidence — pull the Black Box datasheet and validate against your specific managed-device console requirements before purchasing.

The LES1848A is the right fit for a medium-density data center row or a colocation cage where 48 devices need guaranteed out-of-band access and you want to close that gap with a single Black Box unit rather than a patchwork of smaller serial switches.