Dongguan Saftire Automotive Safety Technology Co.,Ltd

1、Product model:   SF881W-6

2、product name:  Tirebull SF881W-6 TPMS for rv trailers  pressure alarm leakage alarm  trailer tire pressure monitor

Key features:

TPMS receiver communicated to dashboard via CAN-BUS  

High-class wireless transmitting/receiving

Full-time & Real-time monitoring

Color LCD to differentiate normal and warning conditionn

Three pressure units switch: kPa/bar/psi

Car battery voltage monitoring

Programmable tire to fit any type of vehicle

Each sensor has a unique ID code function interchangeable tire location
The sensor is waterproof, waterproof grade: IP67
imported special TPMS batteries and chips, power lasting, more accurate monitoring data, to protect the safety

Sensor:

• Operating frequency: 433.92MHz ± 28KHz

• Operating voltage: 2.0~3.3V

• Operating current: ≤10mA

• Static current: ≤1uA

• Operating temperature: -30~+85°C

• Storage temperature: -30°C～+85°C

• Battery model: CR2050

• Battery lifespan: ≥2years( the battery can be replaced)

• Weight:10g ± 0.5g(without screw)

• Pressure range: 0-14Bar/0-203Psi

CAN-bus Receiver:

• Operating frequency: 433.92MHz ±68KHz

• Operating voltage: DC9V—DC30V

• Operating current: ≤60mA

• Static current: ≤10mA

• Operating temperature: -20°C ~ +70°C

• Communication: CAN-BUS

• Baud Rate: 250Kbps

• RF receiver sensitivity: >-105dbm

• Default communication Interface: TE   776273-1

Repeater:

• Operating frequency: 433.92MHz ± 68KHz

• Operating voltage: DC9V-DC30V

• Operating current: ≤50mA

• Static current: ≤10mA

• Operating temperature: -20~+85°C

• Storage temperature: -40°C～+125°C

• Power supply: Trunk power

• RF Transmitter power: <10dbm

• RF receiver sensitivity: >-105dbm