800-2700MHz MU to 4TR RF Optical Module for Fiber Optic Repeaters

Name: 800-2700MHz MU to 4TR RF Optical Module for Fiber Optic Repeaters
Brand: Shenzhen Atnj Communication Technology Co., Ltd.
SKU: RFOM-4TR-13-2.7G-AD
Price: 180.00 USD
Availability: InStock

Basic Properties

Place of Origin: China

Brand Name: ATNJ

Certification: CE ROHS

Model Number: RFOM-4TR-13-2.7G-AD

Trading Properties

Payment Terms: T/T,Western Union,MoneyGram,Paypal

Supply Ability: 500 unit per week

UL2725 4 Core Wire Cable

ROHS Coaxial Lightning Arrestor

UL2725 Ground Wire

Specifications

Frequency range:	800--2700MHz	Transmit optical wave length:	1310±20nm
Optical Output Power:	4±2dBm	‌Transmit Loss of Light (TXLOL):	≤-3dBm
‌Receive Loss of Signal (RXLOS):	≤-15dBm
High Light:	MU to 4TR RF optical module , fiber optic repeater RF module , 800-2700MHz RF power amplifier

Product Description

800-2700MHz MU to -4TR Optical Module

Product Overview

1 take 4 RF optical module RU

Model: RFOM-4TR-13-2.7G-AD

800-2700MHz MU to 4TR RF Optical Module for Fiber Optic Repeaters 0

Key Specifications

Attribute	Value
Frequency range	800-2700MHz
Transmit optical wavelength	1310±20nm
Optical Output Power	4±2dBm
Transmit Loss of Light (TXLOL)	≤-3dBm
Receive Loss of Signal (RXLOS)	≤-15dBm

Product Description

Application Range

This product is designed for fiber optic repeaters in mobile communication systems, facilitating the photoelectric conversion and transmission of uplink and downlink signals for the repeaters.

RF Technical Specifications

(Connect MU RFOM-4TR-15-2.7G-AD Optical Module Testing)

Specifications	Index	Notes
Frequency band	800-2700MHz	The primary test frequency bands cover the 2G/3G/4G spectrums currently deployed by China Mobile, China Unicom, and China Telecom
Transmit optical wavelength	1310±20nm
Receive optical wavelength	1550±20nm
Optical Output Power	4±2dBm	Optical Power Meter Measurement
Transmit Loss of Light (TXLOL)	≤-3dBm	IF(P_opt < -3dBm) THEN ALARM: "LOW_POWER" ELSE STATUS: "NORMAL"
Receive Loss of Signal (RXLOS)	≤-15dBm	IF(P_in < -15dBm) THEN ALARM: "RXLOS" ELSE STATUS: "NORMAL"

Pinout Definition

RF interface and optical interface

Interface	Identifier	Function	Notes
SMA connector	RF IN	RF input	50Ω Impedance
SMA connector	RF OUT	RF output	50Ω Impedance
FC/APC connector	OP IN/OUT	Optical signal input/output	Single Mode Fiber

DB9 Connector Definition

PIN	Definition	Function	Description
PIN1	NC	NC
PIN2	GND	Ground
PIN3	VCC	DC+12V
PIN6	485A	RS485-A0	Local 485
PIN8	485B	RS485-B0	Local 485
PIN7	LDA	Laser Transmit Loss of Light Alarm (TTL High-Level Trigger)
PIN9	PDA	Detector Receive Loss of Light Alarm (TTL High-Level Trigger)

Structural Dimensions

The product enclosure/casing is constructed from aluminum; Dimension: 127 mm × 76.4 mm × 27.5 mm, error < ±0.5mm

General Technical Specifications

Working temperature: -20℃ to +70℃, humidity: ≤95%
Storage temperature: -40℃ to +85℃
Atmospheric pressure: 86-106 kPa
Power supply: 9V/250mA
Weight: 0.2kg
Power consumption: < 2 W
Dimension: 127 mm × 76.4 mm × 27.5 mm

Overall Rating

5.0

★★★★★

Based on 50 reviews recently

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All Reviews

A

ATNJ Digital 900 1800 2100 Band Selective RF Repeater with Wifi Control for Cellphone

Italy Jul 13.2025

★★★★★
★★★★★

I have bought these products before, and I have had no problems, they are of very good quality.
A

ATNJ Digital 900 1800 2100 Band Selective RF Repeater with Wifi Control for Cellphone

Malta Jul 4.2025

★★★★★
★★★★★

Good quality item and great customer service to help resolve issues
A

ATNJ Digital 900 1800 2100 Band Selective RF Repeater with Wifi Control for Cellphone

Norway Jun 22.2025

★★★★★
★★★★★

Livraison dans un délai acceptable par voie aérienne. Qualité : j'attends d'installer totalement l'appareil.