# Ergom ZJUN-240/BL 1-pole DIN rail terminal block, blue

**URL:** https://aio.lv/en/product--ergom-r34rr-07010021001--12453691
**Data updated:** 2026-05-18 02:44 (EEST)
**Category:** Power Sockets
**Manufacturer:** Ergom
**Manufacturer code:** R34RR-07010021001
**EAN:** 5900003694310
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 16.99 €
**Prices and availability valid until:** 2026-07-31 23:59
**Price without VAT (21%):** 14.04 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ergom-r34rr-07010021001--12453691

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.07.2026 | free |
| Pickup points | 24.07.2026 | 1.89 EUR |
| Courier delivery to door | 24.07.2026 | 4.99 EUR |

## Summary description

The Ergom ZJUN-240/BL is a 1-pole DIN rail terminal block designed for secure electrical connections in industrial and distribution cabinets. This blue terminal block ensures reliable wire termination and organization within electrical systems. It is engineered for standard DIN rail mounting, providing a robust solution for power distribution and control circuit applications where high-quality electrical connectivity is required.

## Long description

The Ergom ZJUN-240/BL is a professional 1-pole DIN rail terminal block designed to facilitate secure and organized electrical connections within industrial control panels and power distribution cabinets. Finished in a distinct blue color for easy identification, this component provides a reliable interface for wire termination, ensuring consistent electrical conductivity and mechanical stability in demanding environments. Its design is optimized for standard DIN rail mounting, making it a versatile choice for engineers and technicians building complex electrical systems.
Advantages
This terminal block offers exceptional durability and ease of installation, significantly reducing assembly time in electrical enclosures. The robust construction ensures that wires remain firmly in place, minimizing the risk of loose connections that could lead to system failures or overheating. Its compact footprint allows for efficient use of space on the DIN rail, enabling high-density wiring configurations without compromising accessibility or safety. The high-quality materials used in its production provide excellent resistance to environmental stress, ensuring long-term performance in various industrial settings.
Suitable for
Power distribution systems in industrial cabinets
Control circuit wiring and automation panels
Electrical installations requiring clear phase or neutral identification
Modular electrical distribution setups on standard DIN rails
When it may not be suitable
This terminal block is not intended for use in environments with extreme vibration or corrosive atmospheres unless additional protective housing is provided. It is also not suitable for applications requiring multi-pole connectivity or specialized high-current busbar integration beyond its rated capacity.
Key specifications
Type: 1-pole DIN rail terminal block
Mounting: Standard DIN rail
Color: Blue
Application: Industrial and distribution cabinets
How to use
To install the Ergom ZJUN-240/BL, simply snap the unit onto a standard DIN rail until it clicks into place. Strip the insulation from your electrical wires according to the required length, insert the conductor into the terminal opening, and tighten the screw or clamping mechanism securely to ensure a firm connection. Ensure that the wire gauge used is compatible with the terminal specifications to maintain optimal contact pressure and electrical safety.
What to consider before purchase
Verify the wire gauge compatibility for your specific project
Ensure the DIN rail type matches the mounting requirements
Check if the blue color coding aligns with your local electrical standards for neutral or phase identification
Usage recommendations
Always ensure that the power supply is disconnected before performing any wiring or maintenance tasks on the terminal block to prevent electrical shock. Periodically inspect connections for tightness during routine maintenance cycles.

## FAQ

### How much does the Ergom ZJUN-240/BL 1-pole DIN rail terminal block 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 — 29 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 21.07.2026 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 Ergom 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 Ergom 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/12453691/68756215_large.webp