4G LTE Cat 6 300 Mbps External Antennas IP67 Rated Cloud Managed PoE or DC

Cisco Meraki MG21E Cellular Gateway

Enhanced 4G LTE cellular gateway with external dipole antennas for stronger signal in challenging RF environments. Delivers reliable primary or failover connectivity up to 300 Mbps with zero-touch cloud provisioning.

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End of Sale – September 18, 2024 End of Support – September 18, 2029

Cisco Meraki MG21E Cellular Gateway – End-of-Life Notice

The Cisco Meraki MG21E Cellular Gateway has reached its End of Sale (EOS) as of September 18, 2024 and is no longer available for new purchase.

Cisco Meraki will continue support for existing deployments until September 18, 2029. Organizations should plan migration to the recommended replacement.

Recommended Replacement

Cisco recommends upgrading to the Cisco Meraki MG41E, the next-generation cellular gateway with improved performance and capabilities.

Enhanced cellular performance and throughput
Cloud-managed via the Meraki dashboard
Zero-touch provisioning and remote management
Full API support for large-scale deployments

Explore MG41E › Talk to a Wireless WAN Specialist ›

If you currently operate MG21E gateways, our team can help plan a smooth migration path to the MG41E.

Product Overview

Enhanced Signal Strength

External dipole antennas deliver stronger, more directional cellular coverage. Optional high-gain patch antenna available for challenging RF environments.

Branch Connectivity

Purpose-built for branch offices, retail sites, and remote locations where wired connectivity is unavailable or unreliable.

Cloud Managed

Zero-touch provisioning and centralized management through the Meraki dashboard. Deploy thousands of gateways with ease.

IP67 Rugged Design

Dust-tight and water-resistant enclosure handles indoor or outdoor deployments in harsh environments.

Flexible Uplink

Works with any router downstream—Meraki or non-Meraki—as a primary WAN, failover, or SD-WAN uplink.

API-Driven Automation

Full API coverage for all MG configuration settings enables effortless provisioning across large multi-site deployments.

Features and Benefits

Enhanced cellular connectivity with external antennas.

The MG21E adds external dipole antennas for improved signal strength and the option for high-gain directional patch antennas.

External Antennas

Included dipole antennas with optional high-gain patch antenna for directional focus and improved signal in weak coverage areas.

Zero-Touch Deployment

Insert a certified carrier SIM, power on, and the MG21E self-configures and connects to the Meraki cloud automatically.

Remote Diagnostics

Live packet capture, real-time troubleshooting, and remote visibility of IMEI, ICCID, APN, RSRP, and RSRQ.

Dual Power Options

Power via PoE or DC adapter for flexible placement wherever cellular signal is strongest.

Proactive Alerts

Email, SMS, and mobile push notifications for connectivity events, link failures, and configuration changes.

Automatic Updates

Secure, user-scheduled firmware upgrades delivered seamlessly over the cloud with no manual intervention.

Specifications

Performance

Cellular categoryCat 6 LTE

Max download speed300 Mbps

Max upload speed50 Mbps

AntennasExternal dipole (2x included)

Interfaces

LAN ports2x GbE RJ45

PoE input1x PoE (802.3af)

SIM slots1x nano (4FF)

Physical Dimensions

Dimensions (w x d x h)165.7 x 160.45 x 34.45 mm

Weight489 g

MountingWall, ceiling, pole, or desktop

Environmental

Operating temp4°F to 113°F (-20°C to 45°C)

Humidity5% to 95% noncondensing

IP ratingIP67

Power12V/1A DC or PoE (802.3af)

Cellular Bands

North AmericaBands 2, 4, 5, 12, 13, 17, 29

WorldwideBands 1, 3, 5, 7, 8, 18, 19, 20, 26, 28

Regulatory & Warranty

CertificationsFCC, CB, CISPR, PTCRB, RCM, GCF

WarrantyLifetime with next-day replacement

Documentation

MG21 / MG21E Data Sheet

Complete specifications, features, and ordering information for the Cisco Meraki MG21 and MG21E cellular gateways.

Download PDF ›

MG Family Data Sheet

Full Cisco Meraki MG cellular gateway family datasheet covering all models, licensing, and deployment options.

Download PDF ›

Sorry, this product is no longer available, please contact us for a replacement.

Ready to deploy the MG21E?

Our wireless WAN specialists will build a custom quote — including volume discounts, multi-year licensing, and professional services.

Volume and multi-year pricing available
MG subscription licensing bundling
Pair with Meraki MX for SD-WAN failover
Response within one business day

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