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v3.25.1

Schedule of segment data (Details) - USD ($) | 12 Months Ended
--- | ---
Feb. 28, 2025 | Feb. 29, 2024
Segment Reporting Information [Line Items] |  |
Net Sales | $ 20,504,381 | $ 19,699,886
Gross Profit | 9,739,019 | 9,844,575
Research & Product Development | 2,724,482 | 2,885,773
Marketing and Selling | 3,677,915 | 3,695,870
General and Administrative | 2,326,582 | 2,080,447
Total Operating Expenses | 8,728,979 | 8,662,090
Operating Income | 1,010,040 | 1,182,485
Income Before Taxes | 1,534,092 | 1,744,580
Income Tax Expense | 260,678 | 303,117
Net Income | 1,273,414 | 1,441,463
Operating Segment [Member] |  |
Segment Reporting Information [Line Items] |  |
Net Sales | 20,504,000 | 19,700,000
Materials & Freight | 8,126,000 | 7,669,000
Production Labor | 817,000 | 435,000
Other | 645,000 | 590,000
Direct Cost of Goods Sold | 9,588,000 | 8,694,000
Salaries | 560,000 | 496,000
Travel | 218,000 | 216,000
Outside Installations | 42,000 | 139,000
Warranty Costs | 121,000 | 77,000
Other | 236,000 | 233,000
Service Department | 1,177,000 | 1,161,000
Total Cost of Goods & Service | 10,765,000 | 9,855,000
Gross Profit | 9,739,000 | 9,845,000
Salaries | 1,879,000 | 2,011,000
Insurance | 167,000 | 163,000
Depreciation | 231,000 | 210,000
R & D Materials | 233,000 | 310,000
Other | 214,000 | 192,000
Research & Product Development | 2,724,000 | 2,886,000
Salaries | 1,809,000 | 2,098,000
Commissions | 767,000 | 674,000
Insurance | 196,000 | 174,000
Travel & Entertainment | 157,000 | 134,000
Advertising / Trade Show | 438,000 | 371,000
Depreciation | 87,000 | 54,000
Other | 224,000 | 191,000
Marketing and Selling | 3,678,000 | 3,696,000
Salaries and Wages | 1,051,000 | 824,000
Insurance | 183,000 | 158,000
Depreciation and Amortization | 76,000 | 62,000
Professional Fees | 384,000 | 280,000
Corporate Expenses | 361,000 | 353,000
Stock Based Compensation | 248,000 | 204,000
Misc Other | 24,000 | 200,000
General and Administrative | 2,327,000 | 2,081,000
Total Operating Expenses | 8,729,000 | 8,662,000
Operating Income | 1,010,000 | 1,182,000
Interest Income & Unrealized Gain | 524,000 | 562,000
Income Before Taxes | 1,534,000 | 1,744,000
Income Tax Expense | 261,000 | 303,000
Net Income | $ 1,273,000 | $ 1,441,000

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