Calculators
Calculators are essential tools that streamline various mathematical tasks, making them indispensable for students, professionals, and anyone in need of precise calculations. At Porter Electronics, we offer a diverse range of calculators tailored to suit every user’s needs, from basic arithmetic to complex scientific functions.
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TI Calculator Paper
Porter Electronics
$11.99This TI Calculator Paper is designed specifically for Texas Instruments printing calculators, providing crisp, clear, and long-lasting printouts for all your calculation needs. Made from premium thermal paper, it ensures smooth feeding, reliable...$11.99 -
TDS COGO Survey Card and Overlay for HP 48GX Calculators
TDS
$289.99Enhance your HP 48GX calculator with the TDS COGO Survey Card and Overlay, the trusted solution for professional land surveying, coordinate geometry (COGO), and field data collection. Developed by Tripod Data Systems, this plug-in card delivers powerful...$289.99 -
On Sale
Texas Instruments TI-84 Plus Graphing Calculator
Texas Instruments
Now: $99.99Was: $109.99The Texas Instruments TI-84 Plus Graphing Calculator is a versatile and essential tool for high school and college students tackling math, science, and standardized testing. Designed for speed, clarity, and reliability, this calculator features an...Now: $99.99Was: $109.99 -
Texas Instruments TI-81 Graphing Calculator
Texas Instruments
$74.99The Texas Instruments TI-81 is a classic graphing calculator designed for algebra, trigonometry, and pre-calculus coursework. With a large LCD display and user-friendly interface, the TI-81 allows students to plot graphs, perform complex equations, and...$74.99 -
On Sale
HP 12C Scientific Calculator
Hewlett Packard
Now: $109.99Was: $129.99The HP 12C Financial Calculator is the industry-standard calculator trusted by finance professionals, accountants, real estate agents, and investors for over four decades. Known for its iconic layout, Reverse Polish Notation (RPN) entry system, and fast...Now: $109.99Was: $129.99 -
Texas Instruments TI-82 Plus Graphing Calculator
Texas Instruments
$69.99The Texas Instruments TI-82 Plus is a dependable graphing calculator designed for students and educators who need powerful math and science tools in a user-friendly package. With advanced graphing functions, a clear display, and intuitive menus, the...$69.99 -
On Sale
HP 11C Scientific Calculator – RPN Programmable Calculator for Engineering & Science
Hewlett Packard
Now: $219.99Was: $249.99The HP 11C Scientific Calculator is a classic from Hewlett-Packard’s legendary Voyager series, known for its durability, reliability, and powerful functionality. Designed with Reverse Polish Notation (RPN) entry and a wide range of scientific,...Now: $219.99Was: $249.99 -
Texas Instruments TI-86 Plus Graphing Calculator
Texas Instruments
$74.99The Texas Instruments TI-86 Plus is a powerful graphing calculator built for advanced math, engineering, and science applications. Offering enhanced memory, detailed graphing capabilities, and a large high-contrast display, it’s designed to handle...$74.99 -
On Sale
HP 82240B Enhanced Infrared Printer for HP Calculators
Hewlett Packard
Now: $209.99Was: $239.99The HP 82240B Infrared Printer is a compact, battery-operated thermal printer designed for seamless printing from compatible HP calculators and testing devices. Utilizing infrared communication (Redeye protocol), it eliminates the need for cables while...Now: $209.99Was: $239.99 -
On Sale
HP-42S Scientific Calculator
Hewlett Packard
Now: $359.99Was: $379.99The HP-42S Scientific Calculator is a legendary Reverse Polish Notation (RPN) programmable calculator highly regarded by engineers, scientists, and professionals for its precision, reliability, and advanced computing capabilities. Designed for complex...Now: $359.99Was: $379.99 -
HP-15C Scientific Calculator
Hewlett Packard
$309.99The HP-15C Scientific Calculator is a legendary programmable scientific calculator renowned for its Reverse Polish Notation (RPN) entry, compact form factor, and exceptional computational power. Ideal for engineers, scientists, mathematicians, and...$309.99 -
Texas Instruments TI-85 Advanced Graphing Scientific Calculator
Texas Instruments
$79.00The Texas Instruments TI-85 is an advanced graphing scientific calculator designed for higher-level math, engineering, and science applications. Featuring powerful graphing capabilities, a large display, and a wide range of built-in functions, it is...$79.00