These printers use the 50-045 cartridge:

NEC 8025

NEC 8027

NEC APC H-16

NEC Astra 2080

NEC Dot Matrix 8025

NEC Dot Matrix 8025 A

NEC Dot Matrix 8027

NEC Dot Matrix 8027 A

NEC PC 8000

NEC PC 8023

NEC PC 8023 A

NEC PC 8023 A-01

NEC PC 8024

NEC PC 8025

NEC PC 8025 A

NEC PC 8027

NEC PC 8027 A

ADP 50

ADP Dot Matrix 50

Antex Data Systems 8000

Apple DMP - Dot Matrix

Apple Dot Matrix DMP

Apple ImageWriter

Apple ImageWriter I

Apple ImageWriter II Color

Apple Lisa

Apple M 2238

Apricot Act Writer 12

ATI Z 600 AP

ATT 470

ATT 471

ATT 472

ATT 473

ATT 474

ATT 475

ATT 476

ATT 570

ATT 571

ATT 572

ATT 573

ATT 580

ATT 581

ATT 583 Color PTR

ATT 636 A

ATT 9333-3572

ATT Dot Matrix 470

ATT Dot Matrix 471

ATT Dot Matrix 473

ATT Dot Matrix 474

ATT Dot Matrix 475

ATT Dot Matrix 476

ATT Dot Matrix 570

ATT Dot Matrix 571

ATT Dot Matrix 572

ATT Dot Matrix 573

ATT Dot Matrix 580

ATT Dot Matrix 581

ATT Dot Matrix 583 Color

ATT Dot Matrix 9333-3572

Berthold MiniPrinter

Binder Dot Matrix 1550

Binder Dot Matrix 7500

Binder Dot Matrix 8500

Binder Dot Matrix 8510

C.Itoh 315

C.Itoh 1550 AP

C.Itoh 1550 B

C.Itoh 1550 BCD

C.Itoh 1550 BP Plus NLQ

C.Itoh 1550 EP

C.Itoh 1550 P

C.Itoh 1550 ProWriter II

C.Itoh 1550 S

C.Itoh 1550 S Plus NLQ

C.Itoh 1550 SC Color PTR.

C.Itoh 1550 SCE Plus Color PTR.

C.Itoh 1550 SE

C.Itoh 1550 SEP

C.Itoh 1550 T

C.Itoh 1550 TC

C.Itoh 1550 TP

C.Itoh 7500 AP

C.Itoh 7500 AR

C.Itoh 7500 EP

C.Itoh 8500

C.Itoh 8500 B

C.Itoh 8510 A ProWriter

C.Itoh 8510 AP

C.Itoh 8510 AP Plus NLQ

C.Itoh 8510 B

C.Itoh 8510 BCD

C.Itoh 8510 BP

C.Itoh 8510 BPI

C.Itoh 8510 S

C.Itoh 8510 S Plus NLQ

C.Itoh 8510 SC

C.Itoh 8510 SC Color PTR.

C.Itoh 8510 SCE Plus Color PTR.

C.Itoh 8510 SE

C.Itoh 8510 SEP

C.Itoh 8510 SR

C.Itoh 8510 T

C.Itoh 8510 TC

C.Itoh 8510 TP

C.Itoh 9151 D

C.Itoh 9500 D

C.Itoh 9500 EP

C.Itoh 9500 LQ

C.Itoh 9515 EP

C.Itoh 9515 LQ

C.Itoh 9515 XP Color PTR

C.Itoh 9600

C.Itoh C 210

C.Itoh C 210 X

C.Itoh C 210 XP

C.Itoh C 215

C.Itoh C 215 X

C.Itoh C 215 XP

C.Itoh C 310

C.Itoh C 310 CP Color Printer

C.Itoh C 310 CR Color Printer

C.Itoh C 310 CXP Color

C.Itoh C 310 CXP Color Printer

C.Itoh C 310 CXR Color Printer

C.Itoh C 310 P

C.Itoh C 310 R

C.Itoh C 310 XP

C.Itoh C 310 XR

C.Itoh C 315

C.Itoh C 315 CP Color Printer

C.Itoh C 315 CR Color Printer

C.Itoh C 315 CXP Color

C.Itoh C 315 CXP Color PTR.

C.Itoh C 315 CXR Color Printer

C.Itoh C 315 P

C.Itoh C 315 R

C.Itoh C 315 XP

C.Itoh C 315 XR

C.Itoh CI 2500

C.Itoh Dot Matrix 210 XP

C.Itoh Dot Matrix 215

C.Itoh Dot Matrix 310

C.Itoh Dot Matrix 315

C.Itoh Dot Matrix 1550

C.Itoh Dot Matrix 1550 AP

C.Itoh Dot Matrix 1550 B

C.Itoh Dot Matrix 1550 BCD

C.Itoh Dot Matrix 1550 BP

C.Itoh Dot Matrix 1550 EP

C.Itoh Dot Matrix 1550 P

C.Itoh Dot Matrix 1550 ProWriter II

C.Itoh Dot Matrix 1550 S

C.Itoh Dot Matrix 1550 S Plus NLQ

C.Itoh Dot Matrix 1550 SC Color

C.Itoh Dot Matrix 1550 SCE Plus

C.Itoh Dot Matrix 1550 SE

C.Itoh Dot Matrix 1550 SEP

C.Itoh Dot Matrix 1550 T

C.Itoh Dot Matrix 1550 TC

C.Itoh Dot Matrix 1550 TP

C.Itoh Dot Matrix 7500 AP

C.Itoh Dot Matrix 7500 AR

C.Itoh Dot Matrix 7500 EP

C.Itoh Dot Matrix 8023 A

C.Itoh Dot Matrix 8500

C.Itoh Dot Matrix 8500 B

C.Itoh Dot Matrix 8510 A ProWriter

C.Itoh Dot Matrix 8510 AP

C.Itoh Dot Matrix 8510 AP Plus NLQ

C.Itoh Dot Matrix 8510 B

C.Itoh Dot Matrix 8510 BCD

C.Itoh Dot Matrix 8510 BP

C.Itoh Dot Matrix 8510 BPI

C.Itoh Dot Matrix 8510 S

C.Itoh Dot Matrix 8510 S Plus NLQ

C.Itoh Dot Matrix 8510 SC Color

C.Itoh Dot Matrix 8510 SCE Plus Color

C.Itoh Dot Matrix 8510 SE

C.Itoh Dot Matrix 8510 SEP

C.Itoh Dot Matrix 8510 SR

C.Itoh Dot Matrix 8510 T

C.Itoh Dot Matrix 8510 TC

C.Itoh Dot Matrix 8510 TP

C.Itoh Dot Matrix 9151 D

C.Itoh Dot Matrix 9500 D

C.Itoh Dot Matrix 9500 EP

C.Itoh Dot Matrix 9500 LQ

C.Itoh Dot Matrix 9515 EP

C.Itoh Dot Matrix 9515 LQ

C.Itoh Dot Matrix 9515 XP Color

C.Itoh Dot Matrix 9600

C.Itoh Dot Matrix CI-2500

C.Itoh Hot Dot

C.Itoh M 1550

C.Itoh M 1550 SC

C.Itoh M 8510

C.Itoh M 8510 SC

C.Itoh M 9500

C.Itoh ProWriter

C.Itoh ProWriter 7500 AP

C.Itoh ProWriter 7500 AR

C.Itoh ProWriter 7500 EP

C.Itoh ProWriter 8510

C.Itoh ProWriter C-210

C.Itoh ProWriter C-215

C.Itoh ProWriter C-310

C.Itoh ProWriter C-310 CXP

C.Itoh ProWriter C-310 CXP Color PTR

C.Itoh ProWriter C-310 XP

C.Itoh ProWriter C-315

C.Itoh ProWriter C-315 CXP

C.Itoh ProWriter C-315 CXP Color PTR

C.Itoh ProWriter C-315 XP

C.Itoh ProWriter I

C.Itoh ProWriter II

C.Itoh Telex

C.Itoh Telex Ptr

Cardentry SLP 560

Cardentry SLP 561

Commodore Super Pet 9000

Comterm MP 8315

Data-General 6514

Data-General 6515

Data-General Dot Matrix 6514

Data-General Dot Matrix 6515

Data-General Dot Matrix 9030

Data-General Dot Matrix 9034

Data-General Dot Matrix 9040 Color

Data-General Dot Matrix 9044 Color

Data-General Dot Matrix 9049

Data-Terminal-Systems 1100

Datapoint 9000 Series

Dataproducts 9030-1M

Dataproducts 9030-1MD

Dataproducts 9034

Dataproducts 9034-1MD

Dataproducts 9034 E

Dataproducts 9040 Color PTR.

Dataproducts 9044-1CD

Dataproducts 9044-1MD

Dataproducts 9044 Color PTR.

Dataproducts 9044 E

DEC Companion LA-75

DEC DecMate LA-50

DEC LA 50

DEC LA 75 Companion

DEC LA 75 P Companion

DEC LA 75 Plus Companion

DEC LA 75 Plus Companion Color

DEC LA 75 S-AA

DEC LA 75 S-AA Plus Companion

DEC PC 300

Digital-DEC Companion LA-75

Digital-DEC Decmate LA-50

Digital-DEC LA 50

Digital-DEC LA 75 Companion

Digital-DEC LA 75 Plus Companion

Digital-DEC LA 75 S-AA

Digital-DEC PC 300

ECI 1550 B

ECI 8510 B

ECI Dot Matrix 1550 B

ECI Dot Matrix 8510 B

Esselte Compis

Fujitsu 9500 EP

Fujitsu 9700

Hitachi MRP 150

Hitachi Smrp 150

HOH 1550

HOH 1550 S

HOH 1550 SC

HOH 8500

HOH 8510

HOH 8510 A

HOH Dot Matrix 1550

HOH Dot Matrix 1550 S

HOH Dot Matrix 1550 SC

HOH Dot Matrix 8500

HOH Dot Matrix 8510

HOH Dot Matrix 8510 A

IBM 4971

IBM 5533

IBM Dot Matrix 4971

IBM Dot Matrix 5533

Leading-Edge 8500 AD

Leading-Edge Dot Matrix 8510 AP

Leading-Edge Hot Dog

Leading-Edge Hot Dot

Leading-Edge I 1550

Leading-Edge ProWriter 2-1550

Leading-Edge ProWriter 8510 AP

Linotype Dotprint 300

Mohawk Dot Matrix 5015

Mohawk Dot Matrix 5016

Mohawk Dot Matrix 5017

NCR 572

NCR 573

NCR 6411

NCR 6411-0201

NCR 6411-1552

NCR 6411-1560

NCR 6411-8512

NCR 6421

NCR 7182

NCR 8510

NCR Dot Matrix 6411

NCR Dot Matrix 6411-1552

NCR Dot Matrix 6411-8512

NCR Dot Matrix 6421

NCR Dot Matrix 7182

NCR Dot Matrix 8510

Newbury-Data 510

Newbury-Data 8510 A

Personal-Micro Comp PMC-DCP 85

Philips Dot Matrix 3305

Philips Dot Matrix 3313

Philips Dot Matrix 3316

Philips Dot Matrix P-20

Philips Dot Matrix P-3305

Philips Dot Matrix P-3308

Philips Dot Matrix P-3313

Philips Dot Matrix P-3316

Philips P 20

Philips P 3305

Philips P 3308

Philips P 3313

Philips P 3316

Qantel 5015

Qantel 5016

Qantel 5017

Qantel Dot Matrix 5015

Qantel Dot Matrix 5016

Qantel Dot Matrix 5017

Quantum Dot Matrix 2000

ResCashentry Dot Matrix SLP 561

Rusco-Electric Cardentry SLP 560

Rusco-Electric Cardentry SLP 561

Scanset Mini Printer

Selecterm LA 50 RA

Sony 7020

Sony Dot Matrix 7020

Sony Dot Matrix SMI 7020

Sony SMI 720

Sony SMI 7020

TEC 1150

TEC Dot Matrix 8510

TEC Dot Matrix GP-8903

TEC Dot Matrix HS-9 Color

TEC Dot Matrix M-8510 SC

TEC Dot Matrix QA-5

TEC Dot Matrix TD-7000

TEC GP 8903

TEC HS 9 Color PTR.

TEC M 8510

TEC M 8510 SC

TEC M 9500

TEC QA 5

TEC TD 7000

Telex 181 AP

Telex 181 GP

Telex 182 AP

Telex 182 GP

Telex 281

Telex 281 B

Telex 281 C

Telex 281 D

Telex Dot Matrix 181 AP

Telex Dot Matrix 181 GP

Telex Dot Matrix 182 AP

Telex Dot Matrix 182 GP

Telex Dot Matrix 281

Telex Dot Matrix 281 B

Telex Dot Matrix 281 C

Telex Dot Matrix 281 D

Toshiba Dot Matrix P-1010

Toshiba Dot Matrix P-1150

Toshiba P 1010

Toshiba P 1150

Toshiba PA 7251

Toshiba PA 7252

Tymshare Scanset 725

Zenith C 210