# Hotend Heater Cartridge Spring JZK DHA0450

**URL:** https://aio.lv/en/product--jzk-dha0450--11731308
**Data updated:** 2026-03-08 13:24 (EET)
**Category:** Printer & Copier Parts
**Manufacturer:** JZK
**Manufacturer code:** DHA0450
**EAN:** 8595142716886
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3.99 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 3.30 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--jzk-dha0450--11731308

## 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

Replacement spring designed for hotend assemblies, compatible with JZK model DHA0450. Serves as a mechanical component to maintain tension and positioning within a 3D printer hotend or heater cartridge assembly. Suitable for repair or maintenance tasks to restore proper filament feed alignment and reduce mechanical play.

## Long description

The JZK Hotend Heater Cartridge Spring is a replacement mechanical spring designed for use in hotend assemblies and heater cartridge setups. It maintains tension and positioning within the hotend to support correct filament feed and reduce mechanical play. This component is compatible with JZK hotend designs and intended for repair or maintenance tasks where restoring alignment and consistent filament movement is required.
Advantages
This replacement spring provides consistent tension to help stabilize the heater cartridge and filament path, reducing wobble and misalignment during printing. Its compact design allows straightforward integration into existing hotend assemblies without requiring major modifications. The spring is made to meet typical mechanical requirements for hotend components, offering reliable performance in applications where precise filament guidance is needed.
Suitable for
Repairing or maintaining JZK-compatible hotend assemblies
Restoring filament feed alignment and reducing mechanical play
Replacing worn or weakened springs in heater cartridge setups
Routine maintenance to preserve print quality and consistency
Key specifications
Function: mechanical tension and positioning element for hotend/heater cartridge assemblies
Compatibility: designed for JZK hotend models of matching dimensions
Form factor: compact coil spring suitable for confined hotend spaces
Material properties: metal spring with standard elasticity for filament guidance (non-electrical component)
How to use
Power down and cool the printer before starting any maintenance. Remove the hotend or heater cartridge assembly according to the printer manufacturer’s service instructions. Locate the existing spring in the hotend, remove it carefully, and replace it with the JZK replacement spring, ensuring correct seating and orientation. Reassemble the hotend, verify that the heater cartridge and filament path are correctly aligned, and perform a test extrusion at a low temperature to confirm proper tension and filament movement.
Usage recommendations
Use the spring only in compatible hotend assemblies and follow safety procedures for working on heated components. Inspect the spring periodically for signs of wear or deformation and replace if tension is compromised. When installing, avoid applying excessive force that could damage adjacent parts or alter nozzle alignment.

## FAQ

### How much does the Hotend Spring JZK DHA0450 cost, and is it available for purchase?

The price is 3.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 JZK 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 JZK 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/11731308/67111142_large.webp