B278-5273-Z8 CATERPILLAR Pressure Sensor

Review CATERPILLAR Rareelectrical Oem Grade Pressure Sensor Fits 924h/930h 278-5273

The B278-5273-Z8 pressure sensor is a crucial component for Caterpillar 924H and 930H wheel loaders manufactured between 2007 and 2014. This pressure sensor is designed to provide accurate and reliable pressure measurement for various hydraulic systems in these machines.

The sensor's housing is made of high-quality materials, ensuring durability and resistance to harsh operating conditions. It features a threaded connection for easy installation and removal. The sensor element is a piezoelectric transducer that converts pressure into an electrical signal. This signal is then transmitted to the loader's electronic control system for monitoring and analysis.

The B278-5273-Z8 pressure sensor is designed to measure pressures up to 10,000 psi (689 bar) with an accuracy of 1% of full scale. The sensor's temperature range is from -40 F to 212 F (-40 C to 100 C). This wide temperature range allows the sensor to function effectively in various operating environments.

The sensor's electrical connection is a 5-pin M18 connector, which is commonly used in heavy-duty machinery. This connector ensures a secure and reliable electrical connection between the sensor and the loader's electronic control system.

The B278-5273-Z8 pressure sensor is calibrated at the factory to ensure precise pressure measurement. It comes with a calibration certificate that verifies its accuracy and traceability to national standards.

In case of a fault or malfunction, the sensor's diagnostic function can provide valuable information to help identify and resolve the issue. The sensor can indicate open or short circuits, low or high resistance, and other common faults.

Overall, the B278-5273-Z8 pressure sensor is a critical component for the proper functioning of Caterpillar 924H and 930H wheel loaders. Its accurate pressure measurement, durability, and reliability make it an essential part of these machines' hydraulic systems.

The B278-5273-Z8 pressure sensor is a specific part used in Caterpillar 924H and 930H wheel loaders manufactured between 2007 and 2014. When considering the purchase of this part, it is essential to weigh its pros and cons to make an informed decision.

1. OEM (Original Equipment Manufacturer) Part: Purchasing this sensor as a genuine Caterpillar part ensures compatibility and reliability, as it is designed to work seamlessly with the loader's systems.

2. Enhanced Performance: A new pressure sensor can improve the overall performance and efficiency of the machine by providing accurate pressure readings, which can lead to better fuel economy and reduced wear and tear.

3. Improved Safety: A faulty pressure sensor can lead to various safety issues, including hydraulic system failures, which could potentially result in accidents. Replacing the sensor with a new one can help mitigate these risks.

4. Extended Machine Lifespan: Regular maintenance, including the replacement of worn-out sensors, can help increase the longevity of the machine.

1. Cost: OEM parts, such as the B278-5273-Z8 pressure sensor, can be more expensive than aftermarket alternatives.

2. Availability: Due to the specificity of this part, it might not be readily available from local dealers or suppliers, which could result in longer lead times for replacement.

3. Installation Complexity: Installing the sensor may require specialized knowledge and tools, which could result in additional labor costs.

The decision to purchase the B278-5273-Z8 pressure sensor for a Caterpillar 924H or 930H wheel loader depends on various factors, such as budget, machine usage, and availability. While the part offers several advantages like enhanced performance, improved safety, and extended machine lifespan, the cost and complexity of installation are significant drawbacks.

If your machine's operation relies heavily on precise pressure readings, or if you frequently experience safety concerns related to the hydraulic system, replacing the B278-5273-Z8 sensor with a new OEM part is recommended. However, if cost is a primary concern, considering an aftermarket alternative should be explored. It is essential to research the reliability and compatibility of aftermarket sensors before making a purchase. Additionally, maintaining a good relationship with local Caterpillar dealers can help ensure quicker access to parts when needed.

Details:

Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but designed to function same as - if better than. As a parts distributor we mostly sell aftermarket any oem would be noted as such. Oem part numbers: Caterpillar: 278-5273 primary number, specifications: sensor type: oil pressure, output: 0-5v, thread: m10x1.0, connector: 3-pin, condition: new, application: compatible with Caterpillar 416e/420e/430e/432e 2008-2014, 924H/930h 2007 -2014, product notice. All parts sold are new.

specifications watercraftimp:

• for years: 2007–2014
• brand: Caterpillar
• mpn: B278-5273-z8
• part type: Pressure Sensor
• warranty: 1 Year
• california prop 65 warning: This Product May Expose You To Chemicals Which Are Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov
• source: Aftermarket

shipping watercraftimp:

• transit: 4-7 days
• class: economy, standard, expedited, one-day
• type: fixed
• service: economy, standard, expedited, overnight

seller watercraftimp:

• rating: 99.1%
• # reviews: 121747
• city: atlanta, georgia

offer watercraftimp:

• sold #: 13
• options: ship-to-home
• in stock #: 2
• availability: in stock
• started: march 19, 2026
• price: $87.27
• item condition: New

payments watercraftimp:

• other
• wallet: google-pay
• credit card: diners-club

returns watercraftimp:

• paid by: seller
• time: 30 days
• policy: returns accepted

general watercraftimp:

• category: Watercraft Parts > Engines > Impellers Components