# Weidmüller AAP21 4 FS 10-36V Beige Terminal Block 500V

**URL:** https://aio.lv/en/product--weidmuller-2458990000--12589891
**Data updated:** 2026-07-24 04:31 (EEST)
**Category:** Other goods
**Manufacturer:** weidmüller
**Manufacturer code:** 2458990000
**EAN:** 4050118474855
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 523.99 €
**Prices and availability valid until:** 2026-08-24 23:59
**Price without VAT (21%):** 433.05 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--weidmuller-2458990000--12589891

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.08.2026 | free |
| Pickup points | 13.08.2026 | 1.79 EUR |
| Courier delivery to door | 13.08.2026 | 4.99 EUR |

## Summary description

The Weidmüller AAP21 4 FS 10-36V beige terminal block from the A-Series is designed for secure and efficient electrical wire connections in industrial control panels and automation systems. It features a rated voltage of 500 V and integrated electronic components operating at 10-36V. This component provides reliable performance, optimized space utilization, and easy installation for professional electrical installations.

## Long description

The Weidmüller AAP21 4 FS 10-36V beige terminal block from the A-Series is designed for secure and efficient electrical wire connections in industrial control panels and automation systems. Featuring a rated voltage of 500 V and integrated electronic components operating at 10-36V, this component provides reliable performance, optimized space utilization, and easy installation for professional electrical installations. The unique modular concept can be tailored to every type of machine, while the potential distribution terminal blocks AAP are successful thanks to their uniform design with alternating or grouped constructions.
Advantages
The terminal block offers optimized space utilization within industrial enclosures through its compact dimensions and modular design. It ensures reliable and secure electrical wire connections in demanding automation environments. The integrated electronic components operate efficiently within a 10-36V range, while the 500 V rated voltage supports a wide range of industrial control panel applications. The uniform design allows for either alternating or grouped potential distribution, making it adaptable to diverse machine requirements.
Suitable for
Industrial control panel wiring and automation systems
Control voltage distribution in machine building
Professional electrical installations requiring modular potential distribution
Applications needing integrated electronic components operating at 10-36V
When it may not be suitable
This product is not designed for residential household electrical installations or low-voltage DIY electronics projects. It may also not be appropriate for applications requiring operational voltages outside the specified 500 V rating or the 10-36V electronic component range.
Key specifications
Rated voltage: 500 V
Electronic component operating voltage: 10-36V
Width: 6.1 mm
Height: 82 mm
Depth: 82 mm
Series: A-Series
Color: Beige
How to use
Mount the terminal block securely onto a compatible standard mounting rail inside an industrial control panel or enclosure. Ensure the power supply is completely disconnected before inserting or securing electrical wires into the connection points. Route the wiring carefully to maintain proper potential distribution, utilizing either the grouped or alternating construction method depending on your specific circuit design. Verify all connections are firmly tightened and check that the integrated electronic components match your system operating parameters before restoring power to the panel.
What to consider before purchase
Verify that the rated voltage of 500 V and electronic component range of 10-36V match your system requirements
Ensure physical dimensions, including the 6.1 mm width and 82 mm depth and height, fit within your available enclosure space
Confirm compatibility with standard industrial mounting rails and existing A-Series modular setups
Usage recommendations
Always ensure that electrical installation and maintenance work is performed by qualified personnel in accordance with relevant safety standards and guidelines.

## Specifications

| Feature | Value |
|---|---|
| Type | Single level terminal block |
| Material | Wemid |
| Operating temperature (T-T) | -25 - 55 |
| Height | 82 mm |
| Width | 6.1 mm |
| Depth | 82 mm |
| Product colour | Beige |
| Current | 6.3 A |
| Number of poles | 1 |
| Lateral section | 4 mm² |
| Cable section (AWG) | 26 |
| Rated voltage | 500 V |
| Contact resistance | 1 mΩ |
| Sustainability compliance | Yes |
| Compliance certificates | CE, RoHS |

## FAQ

### How much does the Weidmüller AAP21 4 FS 10-36V Terminal Block cost, and is it available for purchase?

The price is 523.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 55 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 10.08.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can Weidmüller AAP21 4 FS 10-36V Terminal Block be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 weidmüller 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 weidmüller 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/12589891/68967048_large.webp