3709BAC SULLAIR Senergy Rotary Screw Ac Compressor

Review SULLAIR Senergy 3700 Rotary Screw Compressor 3709b Ac 50hp 227cfm

The Sullair 3709B AC Senergy 3700 Rotary Screw Compressor is a powerful and efficient solution for industrial air compression needs. This compressor, specifically model 3709B AC with a rating of 50 HP and delivering 227 CFM of compressed air, is part of Sullair's Senergy series, which is known for its energy-saving design and robust construction.

The compressor features a heavy-duty cast iron cylinder body and a compact, integrated motor design that reduces the footprint of the unit. The oil-lubricated rotary screw compressor employs Sullair's patented Elements Aftercooler technology, which utilizes a heat exchanger to cool the compressed air, ensuring it is delivered at a consistent and cool temperature. This not only improves the overall system performance but also helps in reducing energy consumption.

The 3709B AC compressor is designed with reliability and ease of maintenance in mind. It comes with a large access door for quick and easy access to the compressor components, as well as Sullair's proprietary Air End Serviceability (AES) design, which allows for individual replacement of major air end components, reducing downtime.

The compressor is also equipped with advanced control features, including Sullair's patented Variable Displacement Technology (VDT), which allows for variable flow rates based on demand, leading to energy savings and improved efficiency. Additionally, it features a Soft Start motor, which reduces the electrical demand during start-up, making it easier on the electrical grid and reducing the wear on the compressor and electrical system.

The Sullair 3709B AC Senergy 3700 Rotary Screw Compressor is built to deliver high-performance, reliable, and energy-efficient compressed air for even the most demanding industrial applications. With its robust construction, advanced features, and easy maintenance design, it is an excellent choice for businesses in need of a powerful and efficient compressed air solution.

Pros and Cons of Buying a Sullair 3709BAC Senergy 3700 Rotary Screw Compressor (50HP, 227CFM)

The Sullair 3709BAC Senergy 3700 is a 50HP, 227CFM rotary screw compressor. This compressor is known for its energy efficiency and reliability. In this analysis, we will discuss the pros and cons of purchasing this compressor to help you make an informed decision.

1. Energy Efficiency: This compressor is part of Sullair's Senergy line, which is designed to provide energy efficiency and reduce operating costs. The variable speed drive (VSD) technology ensures that the compressor only uses the necessary power to meet the demand.

2. Compact Design: Despite its high CFM rating, this compressor has a compact design, making it an excellent choice for limited space applications.

3. Reliability: Sullair compressors are known for their durability and reliability. This model features a heavy-duty cast iron frame, which protects the internal components and ensures long-lasting performance.

4. Low Sound Level: With a sound level of 73 dBA, this compressor is relatively quiet compared to other compressors in its class.

5. Versatility: This compressor can be used in a variety of applications, including industrial, construction, and mining.

1. Higher Upfront Cost: The energy efficiency features and compact design of this compressor come with a higher upfront cost compared to less efficient models.

2. Complex Installation: Due to the VSD technology and the need for a dedicated power source, the installation process for this compressor can be more complex than for traditional compressors.

3. Maintenance: While the compressor's components are durable, regular maintenance is required to ensure optimal performance and longevity. This includes oil changes, filter replacements, and belt tensioning.

4. Limited Availability: As a more specialized model, the Sullair 3709BAC Senergy 3700 might not be readily available from all compressor suppliers or rental companies.

The Sullair 3709BAC Senergy 3700 rotary screw compressor offers energy efficiency, compact design, reliability, and versatility. However, it also comes with a higher upfront cost, complex installation, maintenance requirements, and limited availability. Considering these factors, if the need for energy efficiency, compact design, and reliability outweighs the higher cost and potential installation complexities, this compressor could be an excellent investment for your business.

If you require a compressor with a high CFM rating, energy efficiency, and a compact design, the Sullair 3709BAC Senergy 3700 rotary screw compressor could be an excellent choice for your business. However, it's essential to carefully consider the higher upfront cost, complex installation, maintenance requirements, and limited availability before making a final decision. We recommend consulting with a compressor expert or supplier to help you determine if this compressor is the best fit for your specific application and budget.

Details:

Might not be. Lift gate not available at this weight. Both are model year and this one has 40k hrs the other is 2020 with 30k. Inquire within before buying.

Was well maintained at a large mfg baking company that was only up and running less than handful of years. Being sold locally so please inquire before buying if still available.

specifications compressorshow:

• brand: Sullair
• mpn: 3709bac
• part type: Ac Screw Compressor
• compressor type: Rotary Screw

seller compressorshow:

• rating: 100.0%
• city: la puente, california
• # reviews: 131

shipping compressorshow:

• service: economy
• transit: 6-11 days
• class: economy
• type: fixed

returns compressorshow:

• policy: no returns

offer compressorshow:

• availability: in stock
• started: february 3, 2026
• prices: $15000.00–$29500.00
• item condition: Used
• options: ship-to-home
• in stock #: 2
• sold #: 10

payments compressorshow:

• wallet: paypal
• other
• credit card: mastercard

general compressorshow:

• category: Business & Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Blowers > Air Compressors