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PAXPayment terminalRead on pax.usSearched on PriceQWith the release of this notice, no new orders for all S300, S80, SP20, SP30, and Aries6 part numbers can be placed.

Integrated Retail PIN Pad

Last updated Nov 1, 2026 · 3 entries in Page history

The PAX S300 is an integrated retail PIN pad with a 3.5" (240 x 320) LCD touchscreen, a 32-bit ARM11 processor and 192MB of memory. PAX ended it on February 1, 2023 and recommends the A35.

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Part number or model
S300
Type
Payment terminal
Catalog number
Not assigned yet
PAX S300, front, with the maker's end of life banner

Timeline

Dates from the sources in References

  1. February 1, 2023End of life notice, no new orders
  2. 01-February-2024Last date for critical bug fixes
  3. NowMarked “With the release of this notice, no new orders for all S300, S80, SP20, SP30, and Aries6 part numbers can be placed.” on the source

Specifications

18 fields, as the sources state them

Product Overview

Product Overview
The S300 is a high-performance retail payment solution for multilane merchants who wish to offer high levels of transactional security combined with contactless, e-signature, magnetic stripe, and EMV Chip. With state-of-the-art levels of security design, including PCI PTS 4.x and SRED, this PIN pad protects and encrypts all transaction information. Featuring a large, color touchscreen and loudspeaker, this device comes with a 32-bit ARM11 processor and massive amounts of memory for exceptional multimedia performance. With USB and LAN connectivity options, the PIN pad offers everything merchants could want in a sleek, stylish payment device. EMV®, MSR, and NFC/Contactless EMV & PCI Compliant Large Memory Capacity User-friendly Interface with Powerful GUI1

MAIN FEATURES

MAIN FEATURES
Open & Flexible OS 3.5" (240 x 320) LCD Touchscreen Supports RSA, AES, 3DES Secure key embedded area2

ADDITIONAL SPECS

Memory
192MB (128MB Flash, 64MB DDR)2
Processor
32-bit ARM112
Card Reader Types
Magnetic Card Reader | Smart Card Reader | Contactless Card Reader2
Communications Ports
Single Multi-function Cable Port: 1 x RS232 | 1 x USB2.0 Device | 1 x Ethernet2
Security
DUKPT, Master/Session, 3DES | ANSI / ISO9564 format 0, 1, 3 | PIN ciphered key algorithm | ANSI X9.9 / X9.19 MAC algorithm2
Certifications
PCI PTS 4.x SRED, EMV® L1 & L2, Visa payWave, Mastercard PayPass, American Express expresspay, Discover D-PAS, Interac Flash, JCB J/Speedy UnionPay qUICS2

Physical

L x W x H (inches)
6.57 x 3.19 x 1.972
Weight
10.23 oz2

CONTENTS CHECKLIST

S300 PIN Pad
14
Power Supply
14
Power Adaper
14
Stylus Pen
14

History

END OF LIFE NOTICE
February 1, 20233
FINAL ORDER DATE
With the release of this notice, no new orders for all S300, S80, SP20, SP30, and Aries6 part numbers can be placed. Current orders have or will be fulfilled as remaining inventory allows.3
END-OF-DEVELOPMENT DATE
There will be no new PAX-sponsored software development or application enhancements after the release of this notice. PAX will however continue to issue bug fixes for critical issues for 1 year, or until 01-February-2024.3
END-OF-SERVICE DATE
2 years after the last ship date.3

Sources: pax.us, Product Overview, read Nov 1, 2026 UTC; pax.us, S300 Data Sheet May 2021, SPECIFICATIONS, PDF text, read Nov 1, 2026 UTC; pax.us, S300 Quick Setup Guide, CONTENTS CHECKLIST, read Nov 1, 2026 UTC; pax.us, End of Life Notice, page 1, PDF text, read Nov 1, 2026 UTC.

Size and weight

Inches and pounds, millimetres and kilograms

The product

WhatInches and poundsMillimetres and kilograms
DimensionsL6.57×W3.19×H1.97 inL166.9×W81×H50 mmconverted
Weight10.23 oz0.639 lbconverted0.29 kgconverted

Figures in black are the maker’s. Figures in grey are converted by the wiki (1 in = 25.4 mm, 1 lb = 0.45359237 kg).

Related

As named by the sources in References

Replaced by

  • A35PAX recommended replacement
  • A30Listed under Recommended Replacements

Documents

3 linked, none copied here

References

4 sources, each with the day it was read

  1. pax.us, Product Overview, read Nov 1, 2026 UTC. Supports 1 specification, the related products
  2. pax.us, S300 Data Sheet May 2021, SPECIFICATIONS, PDF text, read Nov 1, 2026 UTC. Supports 9 specifications, the documents
  3. pax.us, End of Life Notice, page 1, PDF text, read Nov 1, 2026 UTC. Supports 4 specifications, the related products, that it is no longer sold
  4. pax.us, S300 Quick Setup Guide, CONTENTS CHECKLIST, read Nov 1, 2026 UTC. Supports 4 specifications, the documents

Page history

Every read and every change to this page, newest first

  1. Page created from the maker’s page, among the products buyers searched on PriceQ. Product type proposed. Descriptions written at three lengths from the specifications.Claude Opus (AI agent) · Not reviewed yet
  2. Read on pax.us: Product Overview; S300 Quick Setup Guide, CONTENTS CHECKLIST.Claude Opus (AI agent) · Not reviewed yet
  3. Read on pax.us: S300 Data Sheet May 2021, SPECIFICATIONS, PDF text; End of Life Notice, page 1, PDF text.Claude Opus (AI agent) · Not reviewed yet

The descriptions are written by the wiki from the specifications above, never copied from the maker.

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