Cel-Fi QUATRA 4000

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In-building enterprise cellular system. A hybrid active DAS that solves coverage issues for voice and data.

NU Model Number: Q44-1234CNU
CU Model Number: Q41-5ECU

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Product Description

Key Features

  • A multi-carrier Active DAS Hybrid solution
  • Industry leading coverage (up to 100dB Max Gain)
  • Scalable solution for up to 75,000 ft2
  • SuperCell or Off-Air modes
  • All digital solution (Cat5e PoE/RFoE)
  • Network safe and carrier approved

Product Description

Cel-Fi QUATRA 4000 is an Active DAS Hybrid that solves the problem of poor cellular coverage in middleprise buildings. Cel-Fi QUATRA 4000 delivers a cellular signal that is up to a 1000 times stronger, utilizing CAT 5e cabling for RF and Power over Ethernet. Cel-Fi QUATRA 4000 can be installed in just days, and at a price point that meets the middleprise budget. Cel-FI QUATRA 4000 is carrier grade, carrier approved and guaranteed network safe.

Which Cel-Fi QUATRA do you need for your building?

Multi Carrier
  • Cel-Fi QUATRA 4000i (Part 90 certified)
    • Scalable Coverage up to 75,000 sq. ft.
    • 6 CU’s per NU
    • Supports Off-Air Mode
    • Supports SupeCell Mode
    • Included Micro-Panel/External Coverage Antenna Options
    • Bands Supported: 2/4/5/12/13/25/26/30/41/71*
  • Cel-Fi QUATRA 4000 (Part 20 certified)
    • Scalable Coverage up to 75,000 sq. ft.
    • 6 CU’s per NU
    • Supports Off-Air Mode
    • Supports SupeCell Mode
    • Included Micro-Panel/External Coverage Antenna Options
    • Bands Supported: 2/4/5/12/13/25/26/71*
Dual Carrier
  • Cel-Fi QUATRA 2000
    • Scalable Coverage up to 50,000 sq. ft.
    • 4 CU’s per NU
    • Supports Off-Air Mode
    • Internal/External Coverage Antenna Options
    • Bands Supported: 2/4/5/12/13/25
Single Carrier
  • Cel-Fi QUATRA 1000
    • Scalable Coverage up to 50,000 sq. ft.
    • 4 CU’s per NU
    • Supports Off-Air Mode
    • Supports SuperCell Mode
    • Internal/External Coverage Antenna Options
    • Bands Supported:
      • 2/4/5/12
      • 2/4/5/13
      • 1/3/8/20
      • 1/7/8/20
      • 1/3/7/8
      • 3/5/7/28

Techincal Specifications

For use on:
  • AT&T
    • Bands 2, 4, 5, 12, 25 and 30*
  • Sprint
    • Bands 2, 25, 26 and 41*
  • T-Mobile
    • Bands 2, 4, 12, 25 and 71**
  • Verizon
    • Bands 2, 4, 5, 13 and 25
  • Integration Models:
    • Cel-Fi QUATRA 4000, Part 20: 2/4/5/12/13/25/26/71
    • Cel-Fi QUATRA 4000i, Part 90: 2/4/5/12/13/25/26/30/41/71

* Bands 30 and 41 are Part 90 only
** Band 71 is pending FCC approval

Network Unit Dimensions

Height: 12.99 inches (330 mm)
Width: 10.70 inches (272 mm)
Depth: 3.34 inches (85mm)
Weight: 229.28 ounces (6.5 kg)

Coverage Unit Dimensions:

Height: 11.29 inches (287 mm)
Width: 10.03 inches (255 mm)
Depth: 2.24 inches (57mm)
Weight: 137.56 ounces (3.9 kg)

Power (NU only)
  • 54 VDC @ 2.22 Amp via external supply (51.3 to 56.7 VDC tolerance)
  • External supply: 100 to 240 VAC, 47 – 63 Hz
  • Power consumption less than 120W max
  • Network Unit provides power to Coverage Units over Cat 5e (PoE)
  • Operating temperature: 0° to 40°C
  • Max surface temperature: 44°C (measured at 30°C ambient)
  • Relative humidity: 0% to 95% (non-condensing)
  • Convection Cooling
External Ports
  • Interface type: RJ45
  • CUs supported: 6
  • Cables per CU: 2
    • RF Port Connector: N-type (female)

Tools & Software

Cel-Fi WAVE Portal

The Cel-Fi WAVE Portal is a cloud-based remote management platform that enables device management and maintenance of Cel-Fi QUATRA systems. The Cel-Fi WAVE platform is designed to also work on mobile phones which facilitates ease of use on site.


The Cel-Fi COMPASS is an RF site utility that enables installers and integrators to install and optimize the Cel-Fi QUATRA 4000. The Cel-Fi COMPASS requires the Cel-Fi WAVE PRO app and this complete solution enables installation and optimization of systems without
the need for local Internet Connectivity.

Element Descriptions

Cel-Fi QUATRA 4000 Network Unit

Model Number: Q44-1234CNU

The Network Unit (NU) is the hub of the system. The scalable design works with one to six Coverage Units to provide up to 75,000 ft2 (7,000 m2) of coverage.

  • Provides donor signal to the Cel-Fi QUATRA 4000 system
  • Provides power to Coverage Units (up to six)
  • Connects via ethernet or LTE Modem to the Cel-Fi WAVE Platform for remote monitoring and management

Cel-Fi QUATRA 4000 Coverage Unit

Model Number: Q41-5ECU

The Coverage Unit (CU) is the remote unit of the system that rebroadcasts the donor signal. The cost efficient and easy-to-deploy system leverages Power-Over-Ethernet (POE) for up to six CUs.

  • Provides coverage in the Cel-Fi QUATRA system (up to six per Network Unit)
  • Power delivered by Power-Over-Ethernet from the Network Unit
  • Self-configuring and self-optimizing
  • Cel-Fi QUATRA 4000 CU is only compatible with Cel-Fi QUATRA 4000 NU

Antenna Options:

Cel-Fi Micro-Panel Antenna (included)
Cel-Fi LPDA-R Antenna

The Cel-Fi LPDA-R Antenna offers a powerful 12 to 14 dBi gain (depending on carrier frequency) over 617–4000 MHz and is designed to reduce out of band noise, to improve SiNR and overall signal quality. Mounting is made simple with included U-Bolts.This Cel-Fi product also features a 10K ohm resistor that enables the antenna connection to be validated by Cel-Fi Network Units equipped with
the capability.

  • 12–14 dBi gain
  • Narrow beam-width to reduce noise
  • Rugged construction for harsh environments
Cel-Fi Low-Profile Antenna

Nextivity’s Cel-Fi LP SISO Indoor Omni Antenna provides a 360 degree horizontal coverage pattern in an ultra-modern, low-profile, high performance industrial design.

  • Indoor use
  • SISO
  • 50 ohm
  • 698–4000 MHz
  • N-type connector (other options available)
  • Ultra low-profile
Cel-Fi QUATRA 4000 Range Extender

The Cel-Fi QUATRA Range Extender (QRE) is a Power over Ethernet (PoE) device that extends the maximum distance between the Cel-Fi QUATRA Network Unit and the Coverage Unit.

  • Allows NU-to-CU cable lengths of up to 650 ft (200 m)
  • Power over Ethernet (no separate power supply or PoE injector needed)

Physical Specifications: 
140mm (L) x 66mm (W) x 28mm (H) (0.7kg)

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