Canon

Canon MSS339805A01 P170-DH-3 Portable Printing Calculator

4.0 (92 reviews)

A compact printing calculator with large keys and built-in tax, currency, and margin functions for fast desktop or on-the-go number crunching.

$59.78*$87.19Save 31%
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*Price sourced from Amazon.com. Last updated:Jun 28, 2026.Price and availability are subject to change.

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Overview

The Canon P170-DH-3 Portable Printing Calculator is purpose-built for business professionals who need quick, reliable calculations with a physical paper trail. Featuring a 12-digit display and print capacity, it handles everything from basic arithmetic to more involved financial computations without truncating large numbers. The dedicated cost/sell/margin keys are a standout feature, allowing users to instantly calculate any one of those three values when the other two are known — a function that proves invaluable for retail pricing, invoicing, and margin analysis.

Beyond its core calculating functions, the P170-DH-3 includes tax calculation keys, an item counter for tallying entries, and currency conversion capability, rounding out a feature set that covers the most common business math scenarios. The large key layout is designed for speed and accuracy, reducing the likelihood of input errors during rapid data entry. Its compact footprint means it can sit unobtrusively on a crowded desk or travel in a bag without adding bulk, making it a practical choice for accountants, retail managers, or anyone who values a printed record of their calculations.

Key Features

The portable size of this printing calculator is great for your on-the-go business lifestyle. The large keys help you move through jobs quickly, and the device has cost/sell/margin keys.

12 digits per line let you print plenty of text.

Special features include tax functions, item counter, currency conversion and cost/sell/margin keys to help keep your business in order.

Large keys make it easy to hit the digit your need.

Compact size doesn't take up much space on your desk.

Specifications

Brand
Canon
Model
P170-DH-3 (MSS339805A01)
Display Digits
12 digits
Print Colors
Two-color printing
Special Functions
Tax, Item Counter, Currency Conversion, Cost/Sell/Margin
Key Size
Large keys
Form Factor
Compact / Portable
Type
Printing Calculator

Pros & Cons

👍 Pros

  • 12-digit capacity handles large figures without rounding or truncation errors
  • Built-in cost/sell/margin keys streamline pricing calculations without manual formulas
  • Compact, portable form factor fits easily in a briefcase or small desk space
  • Large keys reduce mis-entries and increase input speed during extended calculation sessions
  • Tax function and currency conversion keys eliminate the need for separate reference tools

👎 Cons

  • Print speed on portable printing calculators is generally slower than full-size desktop models
  • Paper roll must be replaced periodically, adding ongoing supply costs
  • Small printed text on 2.25-inch paper rolls can be difficult to read for some users
  • No connectivity or data export options — all records remain on the paper tape only

Frequently Asked Questions

The P170-DH-3 uses standard 2.25-inch (57mm) wide calculator paper rolls, which are widely available at office supply retailers.
The Canon P170-DH-3 is a dual-powered calculator that can operate on batteries for portable use or be plugged into an AC outlet for desk use.
You enter any two of the three values — cost, selling price, or profit margin — and the calculator automatically computes the third, making it useful for quick pricing decisions.
Yes, the P170-DH-3 features two-color printing, typically using black for positive numbers and red for negative numbers, making it easy to identify credits and debits at a glance.
The P170-DH-3 supports 12 digits per line, accommodating large figures up to hundreds of billions.