
The new 5100 ES Series radios meet the needs of first responders and are specifically designed for public safety. Featuring crisp and powerful digital audio, Project 25 trunked and conventional operation, SMARTNET®/SmartZone® interoperability, and a sleek ergonomic design, the 5100 ES Series is the right choice.

Highlights:Encryptions:
- DES
- DES-OFB
- AES (NIST Certificate #374)
Signaling:
- P25 Conventional
- P25 Trunking
- SMARTNET/SmartZone
Frequencies:
- 700/800 MHz
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.
Submersibility Option: 1 meter, 30 minutes
Enables programming for up to 864 talkgroups
Enhanced P25 Vocoder makes it the loudest digital radio available on the market today.
Full Mil Spec 810F Compliance
Encrypted Communications for wideband legacy systems and narrowband operation. DES enables secure voice communications in wideband channels; P25 DES-OFB and AES encryption provide secure communication in narrowband channels.
Multiple Configurations:
- Model I (no display or keypad)
- Model II (display, basic keypad)
- Model III (display, DTMF keypad with enhanced backlit display and backlit keypad)
51SL ES Series Portable Radio
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Public safety users need a radio that is rugged, reliable and solid. Meet the ES Series of portable radios from EFJohnson. The 51SL ES Series is a high-tier radio at a mid-tier price that meets the needs of first responders.Specifically designed for public safety, the ES Series offers crisp and powerful digital audio, Project 25 trunked and conventional operation, and a sleek ergonomic design.It provides a seamless evolution to next generation networks while offering investment protection for your present communications system. Make the 51SL ES Series Portable Radio your right choice.
Highlights:Encryptions (Non-FIPS certified):
- DES
- DES-OFB
Signaling:
- P25 Conventional
- P25 Trunking
- SMARTNET/SmartZone
- Supports Key Elements of MDC1200
Frequencies:
- 700/800 MHz
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.
Submersibility Option: 1 meter, 30 minutes
Enhanced P25 Vocoder makes it the loudest digital radio available on the market today.
Full Mil Spec 810F Compliance
Multiple Configurations:
- Model I (no display or keypad)
- Model II (display, basic keypad)
- Model III (display, DTMF keypad with enhanced backlit display and backlit keypad)
