# F&F TO-150-5 Current Transformer 150/5A

**URL:** https://aio.lv/en/product--ff-to-150-5--12459273
**Data updated:** 2026-05-18 09:28 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** FF
**Manufacturer code:** TO-150-5
**EAN:** 5908312590842
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 74.49 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 61.56 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ff-to-150-5--12459273

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The F&F TO-150-5 is a high-quality current transformer designed for precise electrical measurements. With a transformation ratio of 150/5A, this device is essential for monitoring electrical circuits and ensuring accurate energy consumption data. It is built for reliable performance in industrial and commercial electrical systems, facilitating safe and efficient integration with measuring instruments.

## Long description

The F&F TO-150-5 current transformer is a precision-engineered device designed to facilitate accurate electrical measurements in various power distribution systems. With a transformation ratio of 150/5A, it serves as a critical component for monitoring current flow, allowing for the safe and reliable integration of measuring instruments into electrical circuits. Its robust construction ensures consistent performance in demanding industrial and commercial environments, providing the necessary data for effective energy management and system oversight.
Advantages
This current transformer offers exceptional measurement accuracy, which is vital for maintaining the integrity of energy monitoring systems. Its design prioritizes safety and ease of installation, allowing for seamless integration with standard measuring equipment. The device is built to withstand the rigors of continuous operation, ensuring long-term reliability and minimal maintenance requirements. By converting high primary currents into manageable secondary signals, it enables the use of standard instrumentation, thereby enhancing the overall efficiency and safety of electrical monitoring setups.
Suitable for
Monitoring electrical current in industrial power distribution panels
Integration with energy meters and power analyzers
Commercial building energy consumption tracking
Sub-metering applications in electrical installations
When it may not be suitable
This device is not intended for use in high-voltage transmission lines or circuits exceeding its rated transformation ratio. It is also not suitable for applications requiring direct measurement of voltages or for use in environments with extreme electromagnetic interference that could compromise signal accuracy.
Key specifications
Transformation ratio: 150/5A
Primary current: 150A
Secondary current: 5A
Application: Current measurement and monitoring
Compatibility: Standard measuring instruments
How to use
The F&F TO-150-5 should be installed by a qualified professional in accordance with local electrical safety regulations. The primary conductor carrying the current to be measured must be passed through the aperture of the transformer. The secondary terminals should then be connected to the input of the measuring instrument, such as an ammeter or energy meter, ensuring that the polarity is correctly observed to maintain measurement accuracy. Ensure all connections are secure and properly insulated before energizing the circuit.
What to consider before purchase
Verify that the transformation ratio of 150/5A matches your specific monitoring requirements
Ensure the physical dimensions of the transformer fit within your existing electrical enclosure
Confirm compatibility with your current measuring instruments or energy meters
Check that the installation environment meets the operational temperature and humidity standards
Usage recommendations
Always ensure that the secondary circuit of the current transformer is connected to a load or shorted before the primary circuit is energized to prevent the development of dangerous high voltages. Regularly inspect connections for signs of wear or corrosion to maintain optimal measurement precision.

## FAQ

### How much does the F&F TO-150-5 Current Transformer 150/5A cost, and is it available for purchase?

The price is 74.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 06.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can F&F TO-150-5 Current Transformer 150/5A be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All FF products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized FF service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12459273/68761356_large.webp