COMPONENTSPLUS B278-5273-2Z8 Pressure Sensor 416E/420E/430E C4.4/C6.6

( Brand: Componentsplus ), ( Part Type: Pressure Sensor ), ( Manufacturer Part Number: B278-5273-2Z8 ), ( 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 ), ( Product Notice: As A Parts Distributor We Mostly Sell Aftermarket Parts ), ( Source: Aftermarket )

Review COMPONENTSPLUS Oem Grade Pressure Sensor Caterpillar 416e/420e/430e C4.4/c6.6 fits 420E 430E C4 C6 2008–2014

The Components Plus B278-5273-2Z8 pressure sensor is a crucial component for Caterpillar 416E, 420E, and 430E engines with C4.4 and C6.6 power ratings, produced between 2008 and 2014. This high-performance pressure sensor is designed to ensure optimal engine operation by accurately measuring and monitoring the engine oil pressure.

The sensor's compact design allows for easy installation in the engine compartment, measuring just 1.97 inches (50 mm) in length, 1.38 inches (35.1 mm) in width, and 0.98 inches (25 mm) in height. It features a threaded connection with a 1/8 NPT (UNF) male thread, ensuring a secure and reliable connection to the engine.

The B278-5273-2Z8 pressure sensor boasts a sophisticated electronic design, capable of measuring oil pressure ranging from 0 to 100 psi (0 to 6.9 bar) with high precision. It utilizes a piezoelectric element to convert oil pressure into an electrical signal, which is then amplified and transmitted to the engine control module for analysis.

This sensor is built to withstand the harsh conditions of heavy-duty applications. It is constructed from high-quality, durable materials, including a stainless steel housing and a ceramic piezoelectric element. The sensor's components are sealed against moisture and contaminants, ensuring a long service life and reliable operation.

It is essential to note that this pressure sensor is a direct replacement for the original equipment manufacturer (OEM) part, ensuring a perfect fit and seamless integration into the engine system. The Components Plus B278-5273-2Z8 pressure sensor is backed by a comprehensive 12-month warranty, providing peace of mind and confidence in the product's quality and performance.

In summary, the Components Plus B278-5273-2Z8 pressure sensor is a vital component for maintaining the optimal performance of Caterpillar 416E, 420E, and 430E engines with C4.4 and C6.6 power ratings from 2008 to 2014. Its compact design, high precision, durability, and easy installation make it an excellent choice for heavy-duty applications. With its reliable operation and comprehensive warranty, this pressure sensor is an essential investment for any fleet manager or engine owner.

Pros and Cons of Buying a Caterpillar Compatible Pressure Sensor (B278-5273-2Z8) for Caterpillar 416e/420e/430e C4.4/C6.6 Engines

This discussion is centered on the purchase decision of the Caterpillar compatible pressure sensor B278-5273-2Z8 for engines like Caterpillar 416e, 420e, 430e, C4.4, and C6.6. This pressure sensor is a crucial component for maintaining engine performance and preventing potential damage. Let's explore the advantages and disadvantages of investing in this part.

1. OEM Compatibility: This sensor is designed to perfectly fit and function with Caterpillar engines, ensuring optimal performance and minimizing the risk of compatibility issues.

2. Improved Engine Efficiency: By accurately measuring engine pressure, this sensor helps to maintain the ideal operating conditions, leading to enhanced fuel efficiency and reduced emissions.

3. Enhanced Safety: The pressure sensor plays a crucial role in monitoring engine health and detecting potential issues, such as high pressure or low oil pressure, which can prevent costly repairs or even engine damage.

4. Reliability: Caterpillar is a well-known brand for manufacturing high-quality, durable components. This sensor, being a Caterpillar part, is expected to offer dependable performance and longevity.

1. Cost: Original equipment manufacturer (OEM) parts, such as this pressure sensor, tend to be more expensive compared to aftermarket alternatives.

2. Potential Lead Time: Depending on the supplier and availability, it may take some time to receive the sensor, potentially causing engine downtime.

3. Limited Customizability: Since this is a Caterpillar-specific sensor, there may be limited options for customization to suit unique engine requirements or preferences.

The Caterpillar compatible pressure sensor B278-5273-2Z8 offers several advantages, including OEM compatibility, improved engine efficiency, enhanced safety, and reliability. However, it also comes with some disadvantages, such as higher cost, potential lead time, and limited customizability. Ultimately, the decision to purchase this sensor depends on your priorities, engine requirements, and budget. If engine uptime, performance, and safety are top concerns, then investing in a OEM sensor like the B278-5273-2Z8 is a wise choice. However, if you're looking for a more cost-effective alternative, you may want to explore aftermarket pressure sensors that offer similar functionality.

For those who prioritize engine performance, safety, and uptime, investing in a genuine Caterpillar B278-5273-2Z8 pressure sensor is a recommended choice. This sensor's OEM compatibility, durability, and ability to accurately measure engine pressure will lead to optimal engine performance and minimized downtime. For those seeking a more budget-friendly option, aftermarket sensors should be considered while keeping in mind the potential trade-offs in terms of compatibility, quality, and performance.

Details:

Inspect the connector for oil contamination and corrosion M10 port can weep onto. ComponentsPlus products, when properly installed, are warranted against defects in materials and workmanship to the original purchaser for a period of one 1 year from date purchase. FITS / Replacement Part Numbers: 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. Do NOT confuse with 320-3064 which is the Tier 4 Final replacement for 2014 machines, or 274-6721 used on earlier 3054C engines.

Before replacing, check actual oil pressure with a mechanical gauge. Failure symptoms: oil pressure warning light, engine aerate, erratic gauge readings, and ECU fault codes. All parts sold are new. Product Notice: As a parts distributor we mostly sell aftermarket any OEM would be noted as such.

If actual pressure is normal but the warning persists, sensor or its wiring has failed. Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but designed to function same as - if better than. Warranty does not cover failure due to accident, abuse, neglect or as the result of normal wear and tear. On E-series backhoe loaders and wheel loaders, a failing sensor often causes intermittent low oil pressure warnings at hot idle that disappear higher RPM.

part #: b27852732z8 prices

• $87.27-$150.47

specifications engibearing:

• for models: 420e, 430e, C4, C6
• for makes: Caterpillar
• for years: 2008-2014
• brand: Componentsplus
• part type: Pressure Sensor
• manufacturer part number: B278-5273-2Z8
• 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
• product notice: As A Parts Distributor We Mostly Sell Aftermarket Parts
• source: Aftermarket

payments engibearing:

• credit card: Visa
• other
• wallet: Google-pay

seller engibearing:

• city: Morrisville, North Carolina
• rating: 98.9%
• # reviews: 52809

returns engibearing:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

general engibearing:

• Car Truck Parts Accessories > Engines Engine Parts > Engine Bearings
• condition: New

offer engibearing:

• started: March 20, 2026
• availability: In Stock
• options: Ship-to-home
• sold: 0

shipping engibearing:

• service: Economy, Standard, Expedited, Overnight
• type: Fixed
• transit: 3-6 Days
• cost: $0.00
• class: Economy, Standard, Expedited, One-day

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