---
product_id: 402146936
title: "C9345 Ink Maintenance Box Tank for ET-8550 ET-16600 ET-5850 ET-5800 ET-16650 ET-8500 WF-7840 WF-7820 ET-5880 WF-7310 ST-C8000 ST-C8090 Printer (PXMB9/C12C934591 Waste"
brand: "spaceink"
price: "155 zł"
currency: PLN
in_stock: true
reviews_count: 9
category: "Spaceink"
url: https://www.desertcart.pl/products/402146936-c9345-ink-maintenance-box-tank-for-et-8550-et-16600
store_origin: PL
region: Poland
---

# Leak-proof, stable PE structure Super-absorbent sponge holds 20% more ink Compatible with 30+ Epson models C9345 Ink Maintenance Box Tank for ET-8550 ET-16600 ET-5850 ET-5800 ET-16650 ET-8500 WF-7840 WF-7820 ET-5880 WF-7310 ST-C8000 ST-C8090 Printer (PXMB9/C12C934591 Waste

**Brand:** spaceink
**Price:** 155 zł
**Availability:** ✅ In Stock

## Summary

> 🖨️ Upgrade your printer’s lifeline—never miss a print moment!

## Quick Answers

- **What is this?** C9345 Ink Maintenance Box Tank for ET-8550 ET-16600 ET-5850 ET-5800 ET-16650 ET-8500 WF-7840 WF-7820 ET-5880 WF-7310 ST-C8000 ST-C8090 Printer (PXMB9/C12C934591 Waste by spaceink
- **How much does it cost?** 155 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/402146936-c9345-ink-maintenance-box-tank-for-et-8550-et-16600)

## Best For

- spaceink enthusiasts

## Why This Product

- Trusted spaceink brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dedicated Support:** Responsive customer service with guaranteed replies within 12 hours, so you’re never left hanging.
- • **Leak-Proof Design:** Robust PE structure guarantees zero leaks, protecting your workspace and printer integrity.
- • **Maximized Ink Capacity:** Engineered with a super-absorbent sponge that holds 20% more waste ink, reducing maintenance frequency.
- • **Seamless Compatibility:** Works flawlessly with a wide range of Epson ET and WF series printers, ensuring hassle-free replacements.
- • **Plug & Play Installation:** Recognized immediately by your printer for quick, no-fuss setup—get back to printing in seconds.

## Overview

The Spaceink C9345 Ink Maintenance Box is a high-capacity, leak-proof waste ink tank compatible with over 30 Epson printer models including ET-8550 and WF-7840. Featuring a super-absorbent sponge that holds 20% more ink and a durable PE structure, it ensures stable, mess-free operation. Easy to install and backed by responsive customer support, it’s the smart choice for professional-grade printer maintenance.

## Description

desertcart.com: Spaceink C9345 Ink Maintenance Box Tank for ET-8550 ET-16600 ET-5850 ET-5800 ET-16650 ET-8500 WF-7840 WF-7820 ET-5880 WF-7310 ST-C8000 ST-C8090 Printer (PXMB9/C12C934591 Waste : Office Products

Review: Perfect replacement unit for my ET-8550 - My ET-8550 recognized the new unit immediately. Works exactly as expected & far more affordable than the name brand.
Review: Fits Epson ET-5850 printer - It was easy to install and works perfectly with my Epson ET-5850 printer.

## Features

- Part Number: C9345/C12C934591/PXMB9 ink maintenance box
- Compatible Printers: The C9345 Ink Maintenance Box works with ET-8550 ET-8500 ET-5800 ET-5850 ET-16600 ET-16150 ET-16650 ET-18100, WorkForce Pro ET-5880 ET-16680 ET-M16600 ET-M16680 WF-7840 WF-7835 WF-7841 WF-7845 WF-7830 WF -7820 WF-7310 WF-M4119 WF-M4619 EC-C7000 ST-C5000 ST-C5500 ST-C8000 ST-C8090 SureLab D570 wait Printers.
- Stable & Reliable: C9345 waste tank have super-absorb sponge and strong PE structure helps to hold 20% more waste ink, leak-free, stable chips.
- What's In The Box: C9345 maintenance box x 1, PE seal bag x 1. Everything you need to replace the c9345 maintenance tank is in the box, easy to do.
- Our Service: If you have any problems related to this C9345/PXMB9 maintence box, contact our service and you will get response within 12 hours.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09FDYMTMR |
| Best Sellers Rank | #10,977 in Office Products ( See Top 100 in Office Products ) #1 in Computer Printer Duplex Units |
| Customer Reviews | 4.6 4.6 out of 5 stars (473) |
| Date First Available | September 3, 2021 |
| Item Weight | 5 ounces |
| Item model number | C9345 Ink Maintenance Box |
| Manufacturer | Spaceink |
| Package Dimensions | 5.59 x 3.11 x 2.56 inches |

## Product Details

- **Brand:** Spaceink
- **Color:** C9345, 1-Pack Set C
- **Compatibility Options:** Compatible
- **Ink Base:** Water
- **Ink Color:** C9345 Ink Maintenance Box 1 set
- **Model Name:** C12C934591 Ink Maintenance Box
- **Page Yield:** 10000
- **Special Feature:** Wireless

## Images

![C9345 Ink Maintenance Box Tank for ET-8550 ET-16600 ET-5850 ET-5800 ET-16650 ET-8500 WF-7840 WF-7820 ET-5880 WF-7310 ST-C8000 ST-C8090 Printer (PXMB9/C12C934591 Waste - Image 1](https://m.media-amazon.com/images/I/71MjSGkg0sL.jpg)

## Questions & Answers

**Q: Will I need a chip resetter for this to work?**
A: No > just remove old and replace with the new. Simple and easy>works immediately

**Q: Will it work with an et 8500? the descriptipn here says it will but on the box i received it does not say that.**
A: I have an et 8550 and it works perfectly

**Q: Can this work with a et8550?**
A: Yes I have an et8550 and it worked perfectly

**Q: Does this work with the epson m15180?**
A: I’m not sure, I bought this for my ET8550 which it does fit

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect replacement unit for my ET-8550
*by G***R on January 4, 2026*

My ET-8550 recognized the new unit immediately. Works exactly as expected & far more affordable than the name brand.

### ⭐⭐⭐⭐⭐ Fits Epson ET-5850 printer
*by J***R on October 16, 2025*

It was easy to install and works perfectly with my Epson ET-5850 printer.

### ⭐⭐⭐⭐⭐ Just as good as epson
*by A***S on December 2, 2025*

worked great - cleared the error and was able to print again.

## Frequently Bought Together

- Spaceink C9345 Ink Maintenance Box Tank for ET-8550 ET-16600 ET-5850 ET-5800 ET-16650 ET-8500 WF-7840 WF-7820 ET-5880 WF-7310 ST-C8000 ST-C8090 Printer (PXMB9/C12C934591 Waste
- EPSON 542 EcoTank Ink Ultra-high Capacity Bottle Black (T542120-S) Works with EcoTank Pro ET-5150, ET-5170, ET-5180, ET-5800, ET-5850, ET-5880, ET-16600, ET-16650
- EPSON 542 EcoTank Ink Ultra-high Capacity Bottle Color Combo Pack (T542520-S) Works with EcoTank Pro ET-5150, ET-5170, ET-5180, ET-5800, ET-5850, ET-5880, ET-16600, ET-16650

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**Shop now:** [https://www.desertcart.pl/products/402146936-c9345-ink-maintenance-box-tank-for-et-8550-et-16600](https://www.desertcart.pl/products/402146936-c9345-ink-maintenance-box-tank-for-et-8550-et-16600)

---

*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-26*