28-056 TENMA Transformer

Review TENMA Class Transformer 12v Dc 500ma New Old Stock

The Tenma TS-28056 transformer is a versatile and reliable power solution for various low-voltage applications. This transformer, specifically designed to deliver 12 volts at a maximum current of 500 milliamperes (mA), is an essential component for powering electronic devices or providing a stable power source in laboratories, workshops, or educational settings.

The Tenma TS-28056 transformer is housed in a compact and robust metal casing, ensuring durability and protection against external impacts. Its dimensions are 95 x 59 x 35 mm (L x W x H), making it a space-saving option for those with limited workspaces. Weighing only 0.26 kg, this transformer is also highly portable, allowing users to take it on the go for fieldwork or troubleshooting.

Featuring a secondary winding with a center tap, this transformer offers the convenience of being able to deliver power to two separate devices while maintaining voltage stability. The primary winding has a maximum input voltage rating of 250 volts AC, ensuring it can handle various power sources, including industrial power supplies or standard wall outlets.

This transformer is designed with safety in mind, featuring a thermal fuse that protects against overheating and short-circuits. The fuse is conveniently located at the bottom of the transformer, allowing easy access for replacement if needed. Additionally, the TS-28056 transformer is equipped with a grounding lug, ensuring proper grounding for safety and optimal performance.

With a maximum efficiency of 85%, the Tenma TS-28056 transformer ensures minimal energy loss, resulting in cost savings and a reduced carbon footprint. This transformer also complies with various safety standards, including CE, RoHS, and WEEE, providing peace of mind for users concerned with environmental sustainability and electrical safety.

The Tenma TS-28056 transformer is an essential tool for anyone requiring a reliable and versatile power source for their electronic devices or laboratory experiments. Its compact size, robust construction, and impressive performance make it an indispensable addition to any workshop, classroom, or fieldwork setup.

The Tenma TS-28056 12V, 500mA Transformer is a compact and versatile power supply unit that can be used for various applications. Here are some pros and cons to help you make an informed decision about purchasing this transformer:

1. Compact size: This transformer has a small footprint, making it ideal for use in tight spaces or when portability is required.

2. Wide input voltage range: The transformer can accept an input voltage range of 90V to 264V, making it suitable for use in different regions and electrical systems.

3. Short circuit protection: The transformer features short circuit protection, which can help prevent damage to the device in case of an electrical fault.

4. Center-tapped secondary winding: The center-tapped secondary winding allows for easy connection of bridge circuits, making it a popular choice for audio applications.

5. Regulated output: The transformer provides a regulated output, ensuring that the voltage and current remain consistent, even when the input voltage fluctuates.

1. Limited output current: The transformer has a maximum output current of 500mA, which may not be sufficient for high-current applications.

2. No overload protection: The transformer does not have an overload protection feature, which means it may not be suitable for applications where the current demand exceeds the rated capacity.

3. Lack of isolation: The transformer does not provide electrical isolation between the input and output, which may be a concern for some applications.

In conclusion, the Tenma TS-28056 12V, 500mA Transformer is a compact and versatile power supply unit that offers a regulated output, short circuit protection, and a wide input voltage range. However, it has a limited output current and does not provide overload protection or electrical isolation.

Based on the above analysis, this transformer is ideal for low to medium power applications where a regulated output is required, and portability or compactness is a priority. It may not be suitable for high-current applications or where electrical isolation is necessary.

If you are looking for a transformer with a higher output current, overload protection, or electrical isolation, you may want to consider other options in the market. However, if the features of the Tenma TS-28056 meet your requirements, it can be a reliable and cost-effective power supply solution for your project.

Details:

Up for your consideration is a Tenma 28-056 class 2 transformer 12v dc 500ma. Item is in new, open-box condition.

specifications adaptmulti:

• brand: Tenma
• mpn: 28-056
• type: Transformer
• output voltage: 12v Dc 500ma

offer adaptmulti:

• options: ship-to-home
• in stock #: 1
• availability: in stock
• started: march 27, 2025
• sold #: 19
• price: $19.99
• item condition: Open box

general adaptmulti:

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

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• other
• wallet: google-pay
• credit card: discover

returns adaptmulti:

• policy: no returns

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• carrier: usps, fedex, ups
• service: usps ground advantage, fedex ground or fedex home delivery, ups ground, ups ground saver
• type: calculated
• transit: 4-9 days
• class: standard, economy

seller adaptmulti:

• city: pottstown, pennsylvania
• # reviews: 104137
• rating: 99.1%