# Emas T0-B101S31 3-Position Selector Switch, 2-NO, Momentary

**URL:** https://aio.lv/en/product--emas-t0-b101s31--12458892
**Data updated:** 2026-05-18 09:29 (EEST)
**Category:** Control Systems
**Manufacturer:** Emas
**Manufacturer code:** T0-B101S31
**EAN:** 5900103191580
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 13.99 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 11.56 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--emas-t0-b101s31--12458892

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.99 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

The Emas T0-B101S31 is a 3-position selector switch designed for industrial control panels and automation systems. It features two normally open (NO) contacts and a momentary (non-latching) operation mechanism. This robust rotary switch provides reliable switching performance for various electrical control applications, ensuring precise manual operation in demanding environments.

## Long description

The Emas T0-B101S31 is a professional-grade 3-position selector switch engineered for integration into industrial control panels and complex automation systems. This rotary switch facilitates precise manual control over electrical circuits, featuring a robust construction that ensures durability and consistent performance in demanding operational environments. With its momentary, non-latching mechanism, the switch returns to its neutral position automatically, providing a reliable interface for temporary signal activation or control tasks.
Advantages
This selector switch offers exceptional mechanical reliability, making it an ideal choice for high-frequency industrial use. Its design prioritizes ease of installation and seamless integration into standard control panel layouts. The inclusion of two normally open contacts allows for versatile circuit configuration, while the momentary operation ensures safety by preventing accidental continuous activation of connected machinery or processes. The high-quality materials used in its construction provide resistance to wear and tear, ensuring a long service life even in environments subject to vibration or frequent handling.
Suitable for
Industrial automation control panels
Manual override systems for machinery
Temporary signal triggering in electrical circuits
Control consoles for manufacturing equipment
When it may not be suitable
This switch is not suitable for applications requiring a maintained or latched state, as the momentary mechanism will not hold the position once released. It is also not intended for high-voltage power switching beyond its rated electrical specifications or for use in environments with extreme chemical exposure without additional protective enclosures.
Key specifications
Switch type: 3-position rotary selector
Operation: Momentary (non-latching)
Contact configuration: 2 x Normally Open (NO)
Application: Industrial control and automation
How to use
To operate the switch, rotate the selector knob to the desired left or right position to trigger the corresponding contact. Upon releasing the knob, the internal spring mechanism will automatically return the switch to the center neutral position. Ensure that the wiring is connected to the appropriate terminals according to your circuit diagram before securing the switch into the panel cutout.
What to consider before purchase
Verify that your control system requires a momentary action rather than a latched one.
Ensure the panel cutout dimensions match the standard mounting requirements for this series.
Confirm that the electrical load of your application is compatible with the contact ratings.
Usage recommendations
Regularly inspect the mounting nut and terminal connections to ensure they remain tight, especially in environments with high vibration. Keep the switch clean from dust and debris to maintain smooth rotation of the selector mechanism.

## FAQ

### How much does the Emas T0-B101S31 3-Position Selector Switch cost, and is it available for purchase?

The price is 13.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 13.07.2026 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 Emas 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 Emas 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/12458892/68761003_large.webp