388-2012-000N3 AULT Transformer Ac

Review AULT Class Transformer 120v Ac Input 12v Output

The AULT 388-2012-000N3 Transformer is a versatile and reliable electrical component designed for converting 120V AC input to 12V DC output. This transformer is an essential device for powering various low-voltage applications, such as automotive accessory systems, lighting installations, and small-scale industrial equipment.

The transformer is built with high-quality materials and advanced engineering techniques, ensuring its durability and long service life. The primary winding has a 120V AC rating, while the secondary winding delivers a regulated 12V DC output, suitable for most 12V applications. The transformer is also equipped with a center-tapped secondary winding, providing an additional output terminal for certain applications.

The AULT 388-2012-000N3 Transformer boasts a compact and robust design, featuring a cast aluminum housing that effectively dissipates heat and protects the internal components from environmental hazards. The transformer also includes a built-in overcurrent protector that safeguards against potential overloads, ensuring the safe and efficient operation of your electrical system.

Installation of the transformer is straightforward, thanks to its universal mounting configuration and clear labeling of the input and output terminals. The transformer's dimensions are 4.5 inches (11.43 cm) in length, 2.6 inches (6.6 cm) in width, and 2.3 inches (5.8 cm) in height, making it a suitable fit for most applications.

The AULT 388-2012-000N3 Transformer is a top-performing electrical component that combines reliability, efficiency, and ease of use. With its robust construction, regulated output, and built-in safety features, this transformer is an excellent choice for a wide range of low-voltage applications.

A Detailed Analysis of buying a AULT 120V AC to 12V Transformer (Model AULT 388-2012-000N3)

The AULT 388-2012-000N3 transformer is a 120V AC to 12V transformer designed to power 12V DC loads. This transformer is a common choice for various applications, such as powering car audio systems, charging batteries, and powering garden lights. In this analysis, we will discuss the pros and cons of purchasing this transformer to help you make an informed decision.

1. Versatile: The AULT 388-2012-000N3 transformer can be used in a wide range of applications, making it a versatile choice for many users.

2. Efficient: With an efficiency rating of up to 90%, this transformer is an energy-efficient option, which can help save on electricity costs over time.

3. Durable: The transformer is built with high-quality components, making it a durable and long-lasting option.

4. Safety Features: The transformer includes safety features such as a thermal protector, which helps prevent overheating, and a grounding terminal, which helps prevent electrical shocks.

1. Price: The AULT 388-2012-000N3 transformer may be more expensive than some other transformers on the market.

2. Size: The transformer is relatively large and heavy, which may make it difficult to transport or install in tight spaces.

3. Noise: Some users have reported that the transformer produces a noticeable hum or noise during operation.

The AULT 388-2012-000N3 transformer is a high-quality, versatile, and efficient option for powering 12V DC loads. While it may be more expensive than some other transformers and produce some noise during operation, its durability, safety features, and energy efficiency make it a worthwhile investment for many applications.

If you require a reliable and efficient transformer to power your 12V DC loads, the AULT 388-2012-000N3 transformer is a strong recommendation. Its durability, safety features, and energy efficiency make it a wise investment for both residential and commercial applications. However, if noise is a significant concern for you, you may want to consider alternative options or take steps to minimize the transformer's noise output.

Details:

I will give it my own 30 day no DOA warranty. Comes as shown and described. Buyer pays $4 s/h via USPS ground advantage. This is not a dc output transformer.

Has a 5 cord on it with 2.5mm standard barrel connector.

specifications adaptmulti:

• brand: Ault
• mpn: 388-2012-000n3
• type: Ac/ac Adapter
• color: 12v-5000ma
• cable length: 5 Ft
• features: Ac Output

seller adaptmulti:

• # reviews: 5308
• city: petaluma, california
• rating: 100.0%

offer adaptmulti:

• in stock #: 2
• availability: in stock
• sold #: 25
• options: ship-to-home
• prices: $35.00–$48.89
• item condition: Used
• started: may 28, 2025

general adaptmulti:

• category: Electronics > Batteries Power > Multipurpose Ac To Dc Adapters

payments adaptmulti:

• wallet: apple-pay
• other
• credit card: visa

returns adaptmulti:

• paid by: buyer
• method: money back
• time: 30 days
• policy: returns accepted

shipping adaptmulti:

• transit: 3-8 days
• carrier: usps
• class: standard
• type: fixed
• service: usps ground advantage