What ink number goes with Epson WF 7820?

This one -- 812, 812XL or 812XXL (they differ only in capacity). You need black and the three colors, as in this combo pack.

How many black ink cartridges in the box? Thanks

There are 1 black tank in each. The multi pack has a regular size and the single is a XL tank

Around how many print outs for one cartridge?

thye last me about 3 months @ 100 sheets

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EPSON 812 DURABrite Ultra Ink High Capacity Black & Standard Color Cartridge Combo Pack (T812XL-BCS) Works with WorkForce Pro WF-7310 ,7820, 7840, EC-C7000

EPSON 812 DURABrite Ultra Ink High Capacity Black & Standard Color Cartridge Combo Pack (T812XL-BCS) Works with WorkForce Pro WF-7310 ,7820, 7840, EC-C7000

Product ID: 232237328

Details

Brand
Epson
Color
Black and
Compatibility Options
Genuine
Compatible Devices
Printer
Compatible Printer Models
WF-7310
Ink Base
Water

⚡Fast-drying pigment ink for speed

🌈Vibrant color combo cartridge set

🖤1500-page high-capacity black ink

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Details

Brand
Epson
Color
Black and
Compatibility Options
Genuine

Description

🖨️ Elevate your prints with Epson’s powerhouse ink combo — because your work deserves to stand out!

SPEED MEETS PRECISION - Fast-drying pigment ink ensures smudge-free, high-speed printing without sacrificing clarity.
VIVID COLORS THAT POP - Standard color cartridges produce sharp, brilliant hues for professional-quality prints.
SEAMLESS COMPATIBILITY - Exclusively engineered for Epson WorkForce Pro WF-7310, 7820, 7840, and EC-C7000 printers for flawless performance.
TRUSTED GENUINE QUALITY - Use only Epson Genuine Cartridges to protect your printer and maintain warranty coverage.
PRINT MORE REPLACE LESS - High-capacity black cartridge delivers up to 1500 crisp pages, minimizing downtime.

The EPSON 812 DURABrite Ultra Ink Combo Pack includes a high-capacity black cartridge and standard color cartridges designed exclusively for select Epson WorkForce Pro models. Featuring fast-drying pigment ink, it delivers sharp text and vibrant colors with up to 1500 pages per black cartridge, ensuring professional-quality, smudge-free prints at high speeds. Genuine Epson ink guarantees optimal printer performance and warranty protection.

Specifications

ASIN	B08DXJ1VHW
Additional Printer Functions	Print Only
Best Sellers Rank	#848 in Office Products ( See Top 100 in Office Products ) #53 in Inkjet Printer Ink Cartridges
Brand	Epson
Built-In Media	Item
Cartridge Type	Genuine
Color	Black and Color Combo
Compatibility Options	Genuine
Compatible Devices	Printer
Compatible Printer Models	WF-7310, WF-7820, WF-7840, EC-C7000
Customer Reviews	4.6 out of 5 stars 2,562 Reviews
Global Trade Identification Number	20010343933679, 20010343958863
Ink Base	Water
Ink Color	Black and Color Combo
Ink Colour	Black and Color Combo
Item Dimensions D x W x H	2.7"D x 3.6"W x 6.2"H
Item Type Name	Inkjet Printer
Item Weight	4.8 ounces
Manufacturer	Epson
Mfr Part Number	T812XL-BCS
Model Name	T812XL-BCS
Model Number	T812XL-BCS
Model Series	812
Number of Items	1
Other Special Features of the Product	Quick Dry
Page Yield	1500
Print media	Paper (plain)
Printer Model Compatibility	Epson WorkForce WF-7840
Printer Output Type	multiple colors
Printer Type	Inkjet
Special Feature	Quick Dry
Specific Uses For Product	General printing, High-volume printing
UPC	010343958869
Unit Count	4.0 Count
Warranty Description	1-Year Limited
Warranty Type	limited warranty

Reviews

B**E

15.10.2025

R**G

9.11.2025

V**I

6.02.2026

M**D

13.04.2026

R**R

30.12.2024

A**R

7.01.2026

T**S

28.12.2025

G**R

5.12.2025

A**R

25.12.2025

J**S

23.07.2025

R**Y

1.04.2024

L**H

24.11.2024

B**S

11.07.2023

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