# Thermostat THI WE510 double safety thermostat model 410/510, manual reset overheat protection

**URL:** https://aio.lv/en/product--thi-we510--12091374
**Data updated:** 2026-03-13 09:04 (EET)
**Category:** Home Appliance Accessories
**Manufacturer:** THI
**Manufacturer code:** WE510
**EAN:** 8024952007025
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 17.49 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 14.45 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--thi-we510--12091374

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

Double safety thermostat THI WE510 (model 410/510) is a protective temperature control device providing two independent cutoff stages for overtemperature protection. Designed for use in heating equipment and appliances, it offers manual reset functionality and durable switch contacts. Suitable for HVAC, water heaters and industrial heating systems requiring redundant safety shutdowns.

## Long description

THI WE510 double safety thermostat (model 410/510) is a temperature protection device engineered to provide two independent cutoff stages for overtemperature control in heating equipment and appliances. The unit integrates manual reset functionality for the primary protection stage and a secondary safety cutoff, offering redundant protection against overheating in HVAC systems, water heaters and industrial heating installations. Its construction includes durable switch contacts and a compact form factor suitable for panel or chassis mounting where manual reset and reliable thermal interruption are required.
Advantages
The double-stage design provides two separate overtemperature cutoff points, enabling staged shutoff and increased safety compared with single-stage thermostats. Manual reset for the primary stage prevents automatic re-energization after a trip, ensuring that a technician or operator inspects the system before restart. Robust switching components extend operational life under repeated thermal cycling, while a compact mechanical layout allows integration into a variety of heating appliances and HVAC control assemblies.
Suitable for
 HVAC systems requiring redundant overtemperature protection
 Domestic and commercial water heaters with manual reset safety needs
 Industrial heating equipment and ovens where staged thermal cutoff is required
 Heater control panels and switchboards that need mechanical overtemperature interrupts
Key specifications
 Type: double safety thermostat with manual reset for primary stage
 Function: two independent overtemperature cutoff stages (primary manual reset, secondary safety cutoff)
 Contact type: durable mechanical switch contacts designed for thermal switching
 Mounting: compact form factor suitable for panel or chassis installation
 Typical applications: HVAC, water heaters, industrial heating systems
How to use
Install the THI WE510 thermostat in a location where it accurately senses the temperature of the protected component, following applicable electrical safety and mounting guidelines. Wire the unit according to the equipment wiring diagram, assigning the primary and secondary cutoff contacts to the control and safety circuits respectively. After installation, power up the system and verify normal operation; the thermostat remains closed until the set overtemperature threshold is exceeded. If the primary stage trips, the manual reset must be actuated to restore the circuit; the secondary stage provides a fail-safe cutoff that may require maintenance intervention before reset.
Usage recommendations
Select an installation point with good thermal coupling to the component being protected, avoid locations with strong air drafts that could affect sensing, and ensure electrical connections are tight and insulated. Periodically inspect contacts and mounting integrity during scheduled maintenance. For systems with critical safety requirements, combine this thermostat with additional monitoring and protective devices to meet applicable safety standards.

## FAQ

### How much does the Thermostat THI WE510 double safety 410/510 cost, and is it available for purchase?

The price is 17.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 45 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 03.07.2026 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 THI 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 THI 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/12091374/67607074_large.webp