Sharp
Sharp EL-339HB 12-Digit Desktop Calculator
A 12-digit desktop calculator with an angled LCD, cost/sell/margin keys, answer check, and a metal case
- TypeEL-339HB
- ColorGrey
- Sizes/Dimensions10.2 L x 6.3 W x 1 H inches
- Quantity/ Count
- Extra-large 12-digit angled LCD for clear reading
- Cost/sell/margin keys give quick profit calculations
- Answer check shows 'ok' when results match
- Metal case with kick stand adds desktop stability
- Twin solar and battery power keeps it running
Product Identity
The Sharp EL-339HB is a 12-digit desktop calculator built for office and home use. Its extra-large angled LCD display shows punctuation for clear reading. A metal case and kick stand give it a stable feel on the desk. Twin-power operation uses solar energy with battery backup.
Sustained Use
The low-noise keyboard stays quiet during long sessions of data entry. Selectable decimal and rounding switches keep results consistent across repeated calculations. The grand total key accumulates figures without losing track. Independent four-key memory holds values reliably while you work through extended tasks.
Installation and Pitfalls
Place the unit on a flat surface and unfold the kick stand for the preferred viewing angle. No wiring or software setup is required. The only common issue is dim display in very low light if the solar cell receives insufficient illumination; the battery backup prevents total loss of function.
Highlights
- Extra-large 12-digit angled LCD for clear reading
- Cost/sell/margin keys give quick profit calculations
- Answer check shows 'ok' when results match
- Metal case with kick stand adds desktop stability
- Twin solar and battery power keeps it running
Specifications
| Type | EL-339HB |
|---|---|
| Brand | Sharp |
| Model | EL-339HB |
| Color | Grey |
| Sizes/Dimensions | 10.2 L x 6.3 W x 1 H inches |
| Quantity | / Count |
Questions about this item
Does the metal case and low-noise keyboard keep it quiet and cool during all-day use?
The calculator has a metal case and a low-noise keyboard designed for quiet desktop operation, and it runs on twin solar and battery power with no fan or active cooling.
What power source do I need ready for the EL-339HB to work out of the box?
It operates on twin power — solar with battery backup — so no external adapter or separate power supply is required.
Will the 12-digit LCD and cost/sell/margin keys work the same way if I keep using my older Sharp desktop calculator?
The 12-digit angled LCD and dedicated cost/sell/margin keys function independently, so you can run this model alongside any older calculator without interference.
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