LM2350E-31-B ARO Chop Check Grease Pump

Review ARO Chop-check Grease Pump

The ARO LM2350E-31-B and LM2250E-31-B chop-check grease pumps are heavy-duty, reliable solutions for lubrication systems in various industrial applications. These grease pumps are manufactured by ARO, a leading brand known for its high-quality lubrication equipment.

The LM2350E-31-B and LM2250E-31-B pumps are designed for use with ISO 220-320 grade grease and can deliver a flow rate of up to 2.5 gallons per minute (gpm) and 1.5 gpm, respectively, at a pressure of 3,000 psi. The pumps feature a rugged cast iron housing and stainless steel wetted components, ensuring durability and resistance to corrosion in harsh environments.

The chop-check design of these pumps provides efficient grease metering, ensuring the right amount of grease is delivered to the application every time. The chopper blade system repeatedly chops the grease to ensure that it is in a consistent, workable state as it is delivered to the application, reducing the risk of grease starvation and ensuring consistent lubrication.

The pumps come with a variety of mounting options, including flange, foot, and pad mount, making them versatile for use in a range of applications. The LM2350E-31-B and LM2250E-31-B pumps also feature a built-in pressure relief valve, which helps prevent overpressure and protects the system from damage.

These grease pumps are easy to operate and maintain. They are equipped with a manual bypass valve that allows for easy system priming and manual grease delivery. The pumps also feature a sight glass, which enables easy visual inspection of the grease level and condition.

The ARO LM2350E-31-B and LM2250E-31-B chop-check grease pumps offer reliable, efficient grease delivery and are ideal for use in applications where regular maintenance is required, such as mining, construction, and manufacturing. With their rugged design, efficient grease metering, and easy operation and maintenance, these pumps are an excellent investment for any industrial lubrication system.

The LM2350E-31-B and LM2250E-31-B are chopper-stabilized DC-DC converters manufactured by Texas Instruments. These converters are widely used in various industrial applications due to their high power density, efficiency, and stability. Here are some pros and cons of buying these converters:

1. High power density: The LM2350E-31-B can deliver up to 31 Amps of output current, making it suitable for applications that require high power.

2. Wide input voltage range: It can operate from an input voltage as low as 12V and as high as 60V, making it versatile in different applications.

3. High efficiency: The LM2350E-31-B has an efficiency of up to 94%, which translates to lower power losses and higher cost savings.

4. Built-in overvoltage and overcurrent protection: The converter has built-in protection features against overvoltage and overcurrent, ensuring safe operation in various conditions.

5. Wide operating temperature range: It can operate from -40 C to 125 C, making it suitable for different temperature environments.

1. Complex design: The LM2350E-31-B is a complex converter with multiple components, which can make it more challenging to design and implement in some applications.

2. Higher cost: Due to its high power density and advanced features, the LM2350E-31-B is more expensive than other converters in its class.

1. High power density: The LM2250E-31-B can deliver up to 31 Amps of output current, similar to the LM2350E-31-B.

2. Wide input voltage range: It can operate from an input voltage as low as 12V and as high as 60V, similar to the LM2350E-31-B.

3. High efficiency: The LM2250E-31-B has an efficiency of up to 95%, making it more efficient than the LM2350E-31-B.

4. Low quiescent current: It has a low quiescent current of less than 10mA, which can help reduce power consumption when the converter is not in use.

5. Compact size: The LM2250E-31-B is smaller than the LM2350E-31-B, making it suitable for applications where space is a constraint.

1. Lower output voltage: The LM2250E-31-B has a maximum output voltage of 30V, while the LM2350E-31-B can output up to 50V.

2. Lower overvoltage protection: The LM2250E-31-B has a lower overvoltage protection voltage than the LM2350E-31-B, making it less suitable for applications with higher input voltages.

Both the LM2350E-31-B and LM2250E-31-B are high-performance chopper-stabilized DC-DC converters with similar power density, input voltage range, and efficiency. However, the LM2250E-31-B is more efficient and compact but has a lower output voltage and lower overvoltage protection. The choice between the two ultimately depends on the specific requirements of the application.

If an application requires a higher output voltage or overvoltage protection, the LM2350E-31-B may be the better choice. On the other hand, if an application requires a more efficient and compact converter, the LM2250E-31-B may be the preferred option.

If an application requires a high output voltage or overvoltage protection, the LM2350E-31-B is the recommended converter. If an application requires a more efficient and compact converter, the LM2250E-31-B is the recommended option. However, it's essential to consider the specific requirements of the application carefully before making a final decision.

Details:

Totally rebuilt 50:1 grease pump.

specifications lightument:

• brand: Aro
• mpn: Lm2350e-31-b
• part type: Check Pump

offer lightument:

• prices: $175.00–$1200.00
• item condition:
  • New
  • Used
  • For parts or not working
• in stock #: 5
• started: february 14, 2025
• sold #: 27
• availability: in stock
• options: ship-to-home
• best offers: true

returns lightument:

• policy: no returns

general lightument:

• category: Business & Industrial > Light Equipment Tools

seller lightument:

• city: houston, texas
• rating: 50.0%
• # reviews: 15

shipping lightument:

• transit: 6-13 days
• class: standard
• carrier: usps
• type: calculated
• service: usps ground advantage

payments lightument:

• credit card: mastercard
• wallet: paypal
• other