EF Johnson 51SL ES | 700/800MHz Portable Radio – Used Radios

EF Johnson 51SL ES 700/800MHz Portable Radio

EF Johnson

  • $275.00

42 Available.

This is a EF Johnson 700/800 Mhz radio model number 51SL ES portable. This is a 3 Watt, 800+ channel radio with a band split of 764-870 Mhz. Radio is capable of both digital (P25) and analog operation. These units are comparable to the Motorola XTS5000. Unit comes complete with battery, new charger, antenna, and belt clip.

Radio Options Installed:

P25 Options:

Digital Conventional

Digital Smartnet/SmartZone

Trunking Options:

Star Roaming (Omnilink)

Smartnet Trunking

Smartzone Trunking

P25 Trunking

Multinet Trunking

SNSZ 800 MHz Rebanding

Encryption Options:



OTAR Options:


P25 Trunking

Feature Options:

Full Keypad Support

512 Talkgroups/Channels

Zonefail Site Lock


700 MHz Band

Additional Information:

Project 25 Compliance: P25 Common Air Interface (CAI), P25 trunked and conventional communications, and P25 Over-the-Air-Rekeying (OTAR) functionality are all supported.

SMARTNET® II and SmartZone® Trunking Protocols: EFJohnson is the industry's only supplier licensed to support both analog and digital SMARTNET II and SmartZone trunking protocols. ASTRO® trunking is also supported.

Advanced Multiple Zone and Channel Select enables you to change the communications protocol from Multi-Net to conventional by pressing a button. Up to 512 channel/talk groups are allowed.

Enhanced (AMBE+2) P25 Vocoder makes it the loudest digital radio available on the market today. Click here and hear the difference!

Backward Compatibility provides the flexibility to communicate in both narrow and wideband analog channels in addition to wideband digital. Forward Compatibility is provided via a scalable design that allows new features and applications to integrate into the existing radio platform.

NOTE: If your order includes programming, please email us a request for our Programming Form after checkout. We will only program up to 16 channels and do not program for trunking systems.

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