MCDV-25-120A GRAINGER Air Compressor Auto Tank Drain Valve

Review GRAINGER Air Compressor Auto Tank Drain Valve Part

The Grainger MCDV-25-120A Air Compressor Auto Tank Drain Valve is a high-performance accessory designed to make the maintenance of your air compressor system easier and more efficient. This drain valve is specifically engineered to work with 25-gallon air compressors, making it an excellent choice for medium-sized workshops or garages.

The valve features an automatic drain function, which allows excess moisture to be automatically drained from the compressor tank when the pressure drops below a certain level. This helps prevent water build-up, which can lead to corrosion and damage to the compressor system over time. Moreover, the drain valve is designed with a large 1/2-inch NPT threaded outlet, allowing for quick and easy connection to a drain line or bucket for manual draining when necessary.

The MCDV-25-120A Air Compressor Auto Tank Drain Valve is constructed from heavy-duty materials for durability and long-lasting performance. The valve body is made from cast iron, while the drain outlet is brass-plated for added strength and corrosion resistance. The valve also comes with a Viton seal, which provides excellent sealing performance and resistance to oil, fuel, and other chemicals.

Installation of the MCDV-25-120A Air Compressor Auto Tank Drain Valve is straightforward and can be done in a few simple steps. The valve comes with all necessary mounting hardware, and the installation instructions are clear and easy to follow. Once installed, the valve can be easily operated with a simple flip of a lever, allowing for quick and convenient drainage of the compressor tank.

In summary, the Grainger MCDV-25-120A Air Compressor Auto Tank Drain Valve is a must-have accessory for anyone who uses a 25-gallon air compressor. Its automatic drain function helps prevent water build-up and damage to the compressor system, while its durable construction ensures long-lasting performance. With its large 1/2-inch NPT threaded outlet and easy installation, this drain valve is a smart investment for any workshop or garage.

Pros and Cons of buying a Grainger MCDV-25-120A Air Compressor with Auto Tank Drain Valve

The Grainger MCDV-25-120A air compressor with an auto tank drain valve is a popular choice for those seeking a reliable, heavy-duty compressor for industrial or workshop applications. Let's examine the key advantages and disadvantages of this compressor to help you make an informed purchasing decision.

1. Powerful Performance: This compressor boasts a 25 horsepower motor, delivering a maximum airflow of 120 cubic feet per minute (CFM) at 100 psi. This makes it ideal for powering pneumatic tools and equipment in various industries.

2. Auto Tank Drain Valve: The built-in automatic tank drain valve is a significant advantage, as it ensures that condensation is continuously drained from the tank, preventing water damage and keeping the compressor running efficiently.

3. Durable Construction: The compressor's heavy-duty design includes a cast iron pump housing, a steel frame, and a belt-driven system. These features contribute to its longevity and ability to withstand the demands of heavy use.

4. Versatile Applications: The Grainger MCDV-25-120A air compressor can be used across various industries, including automotive, construction, manufacturing, and metalworking, among others.

5. Oil-Lubricated Pump: An oil-lubricated pump ensures that the compressor runs cooler and lasts longer than its oil-free counterparts, making it suitable for continuous operation.

1. High Price Point: Given its large size, powerful motor, and industrial-grade components, the Grainger MCDV-25-120A air compressor comes with a significant price tag, which may be a barrier for smaller businesses or home workshops.

2. Large Footprint: This compressor's robust design and powerful motor require a considerable amount of space, making it less suitable for confined areas.

3. Maintenance Requirements: As with any industrial-grade compressor, regular maintenance is necessary to ensure optimal performance and longevity. This includes checking and refilling oil levels, inspecting belts, and monitoring the air filter.

The Grainger MCDV-25-120A air compressor with an auto tank drain valve offers impressive power, durability, and versatility, making it a reliable choice for industrial and heavy-duty workshop applications. Its auto tank drain valve and oil-lubricated pump contribute significantly to its efficiency and longevity. However, it comes with a high price point and requires a significant amount of space. Ultimately, if your budget and workspace allow, this compressor's benefits may outweigh its drawbacks, making it a worthwhile investment.

If you're in need of a powerful, heavy-duty air compressor for industrial or workshop applications, the Grainger MCDV-25-120A air compressor with an auto tank drain valve is an excellent choice. Its powerful motor, durable construction, and automatic tank drain valve make it an efficient, long-lasting solution for your pneumatic tool needs. However, carefully consider your budget and available workspace before making a purchase.

Details:

The part # 1tcb2 is now an obsolete number, the current replacements are about $150. Shipping USPS I bought this new from Grainger many years ago, never used it. The is a 120 volt, 1/4 not drain valve kit.

specifications compressorshow:

• brand: Grainger
• mpn: Mcdv-25-120a
• part type: Valve Compressor Tank

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• policy: no returns

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• carrier: usps
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• transit: 5-11 days
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seller compressorshow:

• # reviews: 451
• rating: 100.0%
• city: orange, california

general compressorshow:

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

offer compressorshow:

• availability: in stock
• best offers: true
• started: august 28, 2025
• in stock #: 1
• price: $50.00
• item condition: New – Open box
• options: ship-to-home
• sold #: 20