OKI ML421 9-Pin 120V 570CPS 240x216 Parallel/USB Wide - Black

OKI 92009701

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MICROLINE 400 Model 421

Manufacturer Part#  92009701

UPC Code: 051851450377

Provantage Code:  OKII00Q

  • Product Type: Dot Matrix Printer
  • Product Model: 421
  • Limited Warranty: 3 Year
  • Standard Memory: 128 KB
  • Product Family: MICROLINE 400

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PrintingPrintersDot Matrix Printers

OKI 92009701 Specifications

    ML421 9-Pin 120V 570CPS 240x216 Parallel/USB Wide - Black


    It's designed for commanding performance in demanding environments. The OKI MICROLINE wide-carriage ML421 is a quantum leap forward in Impact printer performance. Engineered for dedicated forms printing in the most demanding point-of-sale, automation and utility environments, ML421 printer is right at home in applications such as retail sales counters, medical facilities, automotive rental and repair shops, airline counters, financial departments and manufacturing sites. It's print speed and versatile paper handling makes it ideal for the office, too.


General Information
Product NameML421 9-Pin 120V 570CPS 240x216 Parallel/USB Wide - Black
Manufacturer Part Number92009701
Product Series400
Product Model421
Product TypeDot Matrix Printer
Technical Information
Print ColorMonochrome
Maximum Mono Print Speed (cps)570
Maximum Print Resolution240 x 216 dpi
Number of Pins9-pin
Number of Columns136
Parallel PortYes
Media Types & Handling
Media TypeSingle Sheet

Multiple Part Form

Index Stock

Continuous Form



Cut Sheet

Media SizeCustom Size

Letter - 8.50" x 11"

Physical Characteristics
Limited Warranty3 Year
Green CompliantYes
Green Compliance Certificate / AuthorityENERGY STAR
Other Information
Product FamilyMICROLINE 400
Maximum Print SizeLetter - 8.50" x 11"
Operating Power Consumption58 W
Certifications & Standards
  • Energy Star compliant
Form FactorDesktop
Language EmulationEpson FX

IBM ProPrinter

Oki Microline

MTBF20000 Hour
Media HandlingBottom


Push Tractor Rear

Friction Feed

Input Voltage120 V AC
Platform SupportedPC
Power SourceAC Supply
Duty Cycle20000 pages per month
Standard Memory128 KB
Additional InformationPaper Handling:
  • Number Of Copies: 6
  • Automatic Paper Forms Loading
  • Short Tear Off
  • Zero Tear Off
  • Rear Feed
Supplies/Accessories for OKI 92009701

OKI Printhead for ML420 ML421 Replacement

Mfg Part# 41923901

OKI ML400 Series Self-Inking Ribbon Cartridge - Black

Mfg Part# 42377801

OKI Pull Tractor for ML321 Turbo/ML321 Turbo D/ML391 Turbo

Mfg Part# 70030601

OKI Super Speed RS-232C for ML320/ML320T/ML321/ML321T/ML390T

Mfg Part# 70012801

OKI Bottom Push Feed Tractor for ML321/391T/421

Mfg Part# 70030801

Considering a Volume Purchase?
You may be able to save even more on your order if you meet the following OKI BIG DEAL qualifications:

Purchase at least $10,000 worth of OKI hardware products to qualify.

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Learn more by visiting the manufacturer's website.

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OKI MICROLINE 400 Model 421 92009701