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Canon

Canon P23-DH III 12-Digit 2-Color Printing Calculator

Print, timestamp, and verify calculations on the spot with the Canon P23-DH III's 12-digit display, 2-color printing, and built-in clock.

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Overview

The Canon P23-DH III is a 12-digit, 2-color printing calculator built for business environments where a paper audit trail matters. Its core differentiator is the combination of a real-time clock and calendar with direct tape-printing capability — meaning every calculation can be run with a printed timestamp, not just a result. The 12-digit capacity handles figures up to twelve places without scientific notation fallback, which matters in payroll, invoicing, and large-inventory pricing scenarios. The 2-color mechanism prints debits and losses in red automatically, reducing the cognitive load of reading long tape strips during reconciliation.

This calculator is purpose-built for accountants, bookkeepers, retail managers, and finance professionals who still operate in paper-verified workflows. The dedicated cost, selling price, and margin keys are not just convenience features — they eliminate a class of entry errors that occur when users manually key three-variable business formulas under time pressure. It is not designed for scientific or engineering use, and makes no pretense of it. For professionals who need a dependable, desk-resident printing calculator with documented output and basic business math functions, the P23-DH III delivers exactly that in a compact, proven form factor.

Specifications

Display
12-Digit
Printing
2-Color (black/red)
Functions
Clock & Calendar, Cost/Sell/Margin
Model
P23-DH III
Brand
Canon

Frequently Asked Questions

The P23-DH III prints positive values in black and negative values in red. This makes it immediately clear at a glance when a subtraction or loss appears on the tape, which is critical for bookkeeping and audit work where sign errors matter.
Yes. The integrated clock and calendar allow you to print a timestamp directly onto the paper tape. This is useful for documenting when a calculation was run — relevant for invoicing, reconciliation records, and any workflow where timestamped documentation is required.
The calculator includes dedicated cost, selling price, and profit margin functions. These allow direct business math without manual formula entry — input any two of the three values and the calculator solves for the third.
It handles 12-digit calculations on both the display and the printed tape. 12 digits accommodates values up to 999,999,999,999 — sufficient for most accounting, payroll, and financial tabulation tasks without overflow errors.
Canon markets it as a portable desktop calculator. It is designed for desk use but is compact enough to move between workstations. It requires AC power or batteries depending on configuration — check the included documentation for power requirements.

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