# Sodium Lamp Helios E40 150W (WLS-2127) — high-pressure discharge street/industrial light source

**URL:** https://aio.lv/en/product--helios-wls-2127--12115346
**Data updated:** 2026-03-20 10:08 (EET)
**Category:** LED Bulbs
**Manufacturer:** Helios
**Manufacturer code:** WLS-2127
**EAN:** 5907758835593
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 16.99 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 14.04 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--helios-wls-2127--12115346

## 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

Helios sodium lamp E40 150W (WLS-2127) is a high-pressure sodium discharge light source with E40 screw base and 150-watt power. Designed for street, industrial and outdoor lighting, it provides warm high-intensity illumination with long operating life typical for sodium lamps. Suitable for luminaires requiring E40 fitting and stable high-lumen output.

## Long description

Helios sodium lamp E40 150W is a high-pressure sodium discharge light source with a standard E40 screw base and 150 watts of power. It is intended for street, industrial and outdoor lighting applications where warm, high-intensity illumination and long service life are required. The lamp produces a stable luminous output typical for sodium technology and is compatible with luminaires designed for E40 fittings and high-pressure discharge lamps.
Advantages
The lamp delivers high luminous efficacy and warm-colored light suitable for roadway and perimeter illumination. Its high-pressure sodium technology provides long operating life and steady lumen maintenance, which reduces replacement frequency and maintenance costs. The E40 screw base ensures mechanical compatibility with a wide range of outdoor and industrial luminaires designed for high-wattage discharge lamps.
Suitable for
 Street and roadway lighting
 Industrial site and yard illumination
 Outdoor perimeter and security lighting
 Large-area fixtures and high-mast installations with E40 sockets
Key specifications
 Lamp type: high-pressure sodium (HPS) discharge
 Power: 150 W
 Base type: E40 screw
 Light colour: warm (sodium characteristic spectrum)
 Application: outdoor, street, industrial lighting
 Designed for use in luminaires requiring high-pressure discharge lamps
How to use
Install the lamp only in compatible luminaires with an E40 screw socket and appropriate ballast or control gear for high-pressure sodium lamps. Ensure the luminaire and ballast are rated for 150 W operation and that electrical connections are made with power off. After installation, allow the lamp to warm up to achieve stable light output; warm-up time is typical for high-pressure sodium lamps. Follow local electrical codes and luminaire manufacturer instructions when mounting and wiring.
Usage recommendations
To achieve long service life and reliable performance, use the lamp with compatible, well-ventilated luminaires and a ballast specified for high-pressure sodium technology. Replace lamps in matched sets in multi-lamp installations to maintain uniform illumination and verify that the fixture provides adequate protection from moisture and physical damage.

## FAQ

### How much does the Sodium Lamp Helios E40 150W (WLS-2127) cost, and is it available for purchase?

The price is 16.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 172 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 Helios 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 Helios 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/12115346/67650582_large.webp