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External tire pressure monitoring systems (TPMS) sensors provide accurate information about tire conditions, helping to improve vehicle safety and performance. Depending on the design, functionality, and installation requirements, various types of wired external tire pressure monitor TPMS sensors are available. Here are some of the most common types:
Standard Wired External Sensors
Standard wired external sensors are designed to be mounted on the valve stem of each tire. They use a direct, one-to-one connection to the vehicle's TPMS display through a wire. This allows for real-time tire pressure information. As a result, standard wired external sensors are preferred for high-precision applications where accurate tire pressure is essential.
Digital Wireless External Sensors
Digital wireless external sensors also mount on the valve stems of the tires. They are designed with built-in batteries that power the sensor and transmitter. The sensor measures tire pressure and transmits this information wirelessly to the vehicle's TPMS display using a digital signal. As a result, digital wireless external sensors eliminate the need for complicated wiring systems, making installation easy. However, the battery life of these sensors is approximately five to ten years, depending on use and environmental conditions.
Programmable External Sensors
Programmable external sensors are advanced TPMS sensors that can be programmed to match specific vehicle requirements. They are particularly useful for vehicles with unique TPMS settings or when switching between different tire sizes. Additionally, programmable external sensors can be configured to monitor specific tire pressure settings, ensuring precision and adaptability for various applications. These sensors are typically installed and programmed by TPMS specialists or trained automotive technicians.
Universal External Sensors
Universal external sensors are designed to be compatible with various vehicle makes and models. They are pre-programmed to communicate with the TPMS of most cars, eliminating the need for additional programming in most cases. This feature simplifies the installation process and reduces the time required for tire pressure monitoring system setup. Additionally, universal external sensors are especially useful for small car fleets or businesses that manage a variety of vehicle types.
According to research, wired external tire pressure monitors have a frequency range of 433.92 MHz and 315 MHz. The operating frequency is the specific frequency utilized by the sensor to communicate with the display or receiver unit.
Here are other specifications of wired external tire pressure monitor TPMS sensors:
Power source
Wired external tire pressure monitors get power from the vehicle's electrical system. They operate at 12 volts, which is the standard voltage for most vehicles' electrical systems.
Current consumption
The average current consumption for wired external tire pressure monitors ranges between 20-50 mA. Current consumption refers to the amount of current the tire pressure monitor uses from the vehicle's electrical system. It is crucial because high current consumption can drain the vehicle's battery over time.
Operating temperature
The operating temperature for wired external tire pressure monitors ranges from -40 to 125 degrees Celsius. This is the temperature range that the tire pressure monitor can operate without affecting its performance.
Dimensions
Wired external tire pressure monitors are often small and compact. Their average size is about 50 mm in length, 30 mm in width, and 10 mm in height. The size and shape may vary depending on the specific design and manufacturer of the wired external tire pressure monitor.
Weight
Wired external tire pressure monitors are lightweight. Their average weight is about 100 grams. The weight may vary depending on the specific design and manufacturer of the tire pressure monitor.
Communication protocol
The communication protocol for wired external tire pressure monitors is often custom. This is because it is a set of rules and procedures that control the communication between the tire pressure monitor and the display or receiver unit.
Here are easy ways to maintain wired external tire pressure monitor TPMS sensors:
There are several factors that wholesalers need to take into consideration when choosing wired external tire pressure monitor sensors. They include the following:
Brand Reputation
Selecting a reputable brand is the first step in ensuring the quality of the wired external TPMS is great. The branding of the product often gives customers a glimpse of what to expect. Wholesalers need to do their due diligence by researching different brands and reading their reviews. They can also seek recommendations from people who have used the monitors before.
Feature Evaluation
Features are an important selling point for any external tire pressure monitor. Different monitors have different features, and the combination of these features will determine how the monitor performs. Some common features to consider include the ease of installation, the accuracy level of the sensors, the monitor's ability to receive alerts, and the display size.
Durability and Reliability
Wholesalers should prioritize selecting durable monitors that are not easily damaged. The wired external TPMS sensors are likely to face harsh weather conditions when they are on the road. Therefore, they need to be made from strong materials that are not susceptible to harsh environmental conditions.
Compatibility
Another important factor to consider is whether the wired external tire pressure monitors are compatible with most vehicles. Ideally, the sensors should be compatible with a wide range of vehicles and different types of TPMS system configurations. This way, it will be easy to install the monitors in various vehicles.
Budget and Value for Money
Wholesalers should have a budget before purchasing the monitors. They should compare the features of different monitors and select the one that offers the best value for their money.
Warranty and After-Sales Service
Additionally, wholesalers should consider the kind of after-sale service they will receive from the supplier. They should partner with suppliers who offer quality warranty services. In case the monitors have any damages, the supplier should be able to replace or repair them.
Installing a wired external tire pressure monitor is easy, and there are plenty of DIY kits to help service providers who want to install one for their clients. Here are some of the steps to follow while installing a wired external tire pressure monitor:
After installation, it is important to conduct regular checks to ensure the device is working properly. The following are some maintenance tips that can help the device stay in good condition:
Q1: How long do wired external tire pressure monitors last?
A1: Wired external tire pressure monitors have varying longevity depending on several factors. These include the quality of the TPMS, driving habits, and road conditions. Generally, good-quality TPMS sensors from reputable brands can last up to 5 years or more. They also need good maintenance to extend their lifespan.
Q2: Can I install a wired tire pressure monitor myself?
A2: Yes! It is possible to install a wired tire pressure monitor without the help of a professional. The process is very simple and easy. Besides, manufacturers provide user manuals with step-by-step instructions on how to install the device. However, having a professional install the device will ensure it functions correctly.
Q3: Can I use a tire pressure monitor on any vehicle?
A3: Ideally, there are no restrictions on using a tire pressure monitor on any vehicle. However, some types of monitors are designed specifically for particular vehicles. For instance, larger vehicles such as trucks may require TPMS sensors with enhanced features to cater to their needs. Before buying a TPMS sensor, ensure it is compatible with the vehicle.
Q4: Can I replace the battery in a wired tire pressure monitor?
A4: In most cases, wired external tire pressure monitors use batteries that cannot be replaced. Even so, some models have batteries that users can replace. Always check the user manual to see if replacing the battery is possible.