# FF TP-300 Three-Phase Current Transformer 300/5A 720V AC

**URL:** https://aio.lv/en/product--ff-tp-300--12459281
**Data updated:** 2026-05-18 09:28 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** FF
**Manufacturer code:** TP-300
**EAN:** 5902431671932
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 59.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 49.58 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ff-tp-300--12459281

## 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 FF TP-300 is a high-quality three-phase current transformer designed for precise electrical measurements. With a transformation ratio of 300/5A and a maximum operating voltage of 720V AC, this device is ideal for industrial power monitoring and energy management systems. It ensures reliable signal conversion for ammeters and energy meters, providing accurate data for electrical infrastructure and distribution networks.

## Long description

The FF TP-300 is a professional three-phase current transformer engineered for accurate electrical current measurement and monitoring. Designed to handle a transformation ratio of 300/5A, this device serves as a critical component in industrial power systems, enabling the safe and precise conversion of high currents into manageable signals for secondary measuring instruments such as ammeters and energy meters. With a maximum operating voltage of 720V AC, it provides robust performance in demanding electrical distribution environments.
Advantages
This three-phase current transformer offers exceptional reliability and precision in signal conversion, ensuring that energy management systems receive accurate data for monitoring and billing purposes. Its compact design facilitates efficient installation within electrical panels, while the high-quality construction guarantees long-term stability and durability under continuous operation. By accurately stepping down current levels, it protects sensitive measuring equipment from high-voltage exposure and enhances the overall safety of the electrical infrastructure.
Suitable for
Industrial power monitoring systems
Energy management and sub-metering applications
Electrical distribution networks
Integration with analog and digital ammeters
This device is not suitable for high-voltage transmission lines exceeding its rated insulation voltage. It should not be used in environments with extreme moisture or corrosive gases that could compromise the integrity of the internal windings.
Key specifications
Transformation ratio: 300/5A
Maximum operating voltage: 720V AC
Phase type: Three-phase
Application: Current measurement and signal conversion
To use the FF TP-300, the primary conductors must be passed through the designated apertures of the transformer. The secondary terminals should then be connected to the measuring instruments using appropriately sized wiring to ensure minimal signal loss. Ensure that all connections are tightened securely and that the polarity is observed according to the system wiring diagram to maintain measurement accuracy.
What to consider before purchase
Verify that the 300/5A transformation ratio matches your specific load requirements.
Ensure the installation space is compatible with the physical dimensions of the transformer.
Confirm that the system voltage does not exceed the 720V AC limit.
Usage recommendations: Always ensure that the secondary circuit is never left open while the primary current is flowing, as this can lead to dangerous voltage spikes. Installation should be performed by a qualified electrician in accordance with local electrical safety regulations.

## FAQ

### How much does the FF TP-300 Three-Phase Current Transformer cost, and is it available for purchase?

The price is 59.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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. All transactions are 100% secure and encrypted.

### 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

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