# Schneider Electric RZM021RB Varistor Protection Module 6-24V AC/DC with LED Indicator

**URL:** https://aio.lv/en/product--schneider-electric-rzm021rb--12453231
**Data updated:** 2026-05-18 02:52 (EEST)
**Category:** Electronics Accessories
**Manufacturer:** Schneider Electric
**Manufacturer code:** RZM021RB
**EAN:** 3389110261264
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 10.49 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 8.67 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--schneider-electric-rzm021rb--12453231

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The Schneider Electric RZM021RB is a varistor protection module designed for relay applications. It operates within a voltage range of 6-24V AC/DC and features an integrated LED indicator for status monitoring. This component effectively suppresses voltage surges, protecting sensitive control circuits and extending the service life of connected relays in industrial automation systems.

## Long description

The Schneider Electric RZM021RB is a high-quality varistor protection module engineered to safeguard relay coils from voltage surges. Designed for industrial automation environments, this component effectively absorbs transient overvoltages, preventing potential damage to sensitive control circuits and electronic components. By stabilizing the electrical environment, it helps extend the operational lifespan of your relays and ensures consistent performance in demanding applications.
Advantages
This protection module offers reliable surge suppression within a versatile voltage range of 6-24V AC/DC. The inclusion of an integrated LED indicator provides immediate visual feedback regarding the status of the module, allowing for quick diagnostics and simplified maintenance. Its compact design allows for seamless integration into existing relay setups without requiring significant additional space, making it an efficient solution for enhancing system reliability.
Suitable for
Industrial automation control panels
Relay coil protection in low-voltage circuits
Systems requiring transient voltage suppression
Applications where status monitoring via LED is necessary
When it may not be suitable
This module is specifically designed for use with compatible relay sockets and voltage ranges between 6-24V AC/DC. It is not suitable for high-voltage applications or for use with relay types that are not mechanically or electrically compatible with this specific protection module series.
Key specifications
Voltage range: 6-24V AC/DC
Protection type: Varistor
Integrated status indicator: LED
Compatibility: Designed for Schneider Electric relay systems
How to use
The RZM021RB module is designed for quick and easy installation. It should be plugged directly into the designated slot on the compatible relay socket. Ensure that the power supply is disconnected before installation to prevent electrical hazards. Once inserted, the module functions automatically to suppress surges. The LED indicator will illuminate when the circuit is active, providing clear confirmation of the module's operational status.
What to consider before purchase
Verify the voltage requirements of your relay coil
Ensure compatibility with your specific relay socket model
Check the physical space available in your control cabinet
Usage recommendations
Always ensure that the module is firmly seated in the relay socket to maintain proper electrical contact. Regularly inspect the LED indicator during routine maintenance to confirm that the protection circuit remains functional.

## FAQ

### How much does the Schneider Electric RZM021RB Varistor Protection Module cost, and is it available for purchase?

The price is 10.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 20 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 14.07.2026 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 Schneider Electric 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 Schneider Electric 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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