Flux Power Holdings, Inc. Quarterly report [Sections 13 or 15(d)]

Quarterly report [Sections 13 or 15(d)]

STOCKHOLDERS’ EQUITY (DEFICIT) (Details Narrative)

STOCKHOLDERS’ EQUITY (DEFICIT) (Details Narrative) - USD ($)										1 Months Ended					3 Months Ended				12 Months Ended
	Jul. 08, 2026	Jul. 01, 2026	May 28, 2026	May 15, 2026	Nov. 03, 2025	Sep. 15, 2025	Aug. 01, 2025	May 28, 2025	Mar. 06, 2023	Sep. 30, 2025	Nov. 30, 2023	Jun. 30, 2022	May 31, 2022	Sep. 30, 2021	Sep. 30, 2026	Mar. 31, 2026	Dec. 31, 2025	Sep. 30, 2025	Jun. 30, 2026	Oct. 30, 2026	Jul. 24, 2026	Sep. 10, 2025	Apr. 29, 2021
Accumulated Other Comprehensive Income (Loss) [Line Items]
Proceeds from warrants																		$ 3,827,000
Proceeds from private placement															652,000	$ 7,000	$ 45,000	600,000
Proceeds received, net of issuance costs															4,348,000			3,227,000
Cash										$ 1,173,000					3,175,000			1,173,000
Outstanding debt															1,173,000
Cash										$ 2,054,000					$ 409,000			$ 2,054,000	$ 305,000
Net proceeds from offering					$ 9,760,000
Offering costs					$ 1,280,000
Preferred stock shares authorized															3,000,000				3,000,000			3,000,000
Exercise price per share															$ 0.001				$ 0.001			$ 0.001
Preferred stock shares outstanding															0				0
Common stock, share authorized								75,000,000							75,000,000				75,000,000
Common stock, par value								$ 0.001							$ 0.001				$ 0.001
Common stock, share outstanding															21,636,790				21,580,992
Common stock available for future grants		350,000													199,412
Equity instruments other than options, vested															40,650				200,000
Common Stock Options Granted [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Restricted stock award granted, value	$ 31,000
Restricted Stock Units and Performance Stock Units [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Compensation of stock units															$ 146,000
Time-based RSU [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Restricted stock award granted, value	$ 160,000		$ 320,000
Employee Stock Purchase Plan [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Compensation expense															$ 4,000
2021 Equity Incentive Plan [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Common stock available for future grants															266,901
2025 Equity Incentive Plan [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Common stock available for future grants															1,000,000
2021 Plan [Member] \| Common Stock Options Granted [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Restricted stock award granted, shares	222,222
2021 Plan [Member] \| Time-based RSU [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Restricted stock award granted, shares	148,148							200,000
Employee Stock Purchase Plan [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Grant of options, shares									350,000
Employee stock purchase plan, description									Each eligible employee may authorize payroll deductions of 1% to 15% of the eligible employee’s compensation on each pay day to be used to purchase up to 1,500 shares of common stock for the employee’s account occurring during an offering period. The 2023 ESPP has a term of ten (10) years commencing on April 20, 2023, the date of approval by the Company’s stockholders, unless otherwise earlier terminated.
2023 Subordinated LOC [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights											41,196
Class of Warrant or Right, Exercise Price of Warrants or Rights											$ 3.24
Fair Value adjustment of warrants											$ 92,000
Lenders [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Warrants term												12 years	5 years
Class of Warrant or Right, Number of Securities Called by Warrants or Rights												40,806	128,000
Class of Warrant or Right, Exercise Price of Warrants or Rights												$ 2.23	$ 2.53
Fair Value adjustment of warrants												$ 80,000	$ 173,000
2023 Subordinated LOC [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Warrants term											5 years
Chief Executive Officer [Member] \| Time-based RSU [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Restricted stock award granted, shares							121,951
Equity instruments other than options, vested		40,650
Chief Executive Officer [Member] \| 2021 Plan [Member] \| Performance Stock Units [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Restricted stock award granted, shares							182,927
Restricted stock award granted, value							$ 494,000
Chief Executive Officer [Member] \| Performance Conditions [Member] \| Performance Stock Units [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Restricted stock award granted, shares							122,561
Chief Executive Officer [Member] \| Market Conditions [Member] \| Performance Stock Units [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Restricted stock award granted, shares							60,366
Investors [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Warrants term														5 years
Class of Warrant or Right, Number of Securities Called by Warrants or Rights														1,071,430
Class of Warrant or Right, Exercise Price of Warrants or Rights														$ 7.00
Fair Value adjustment of warrants														$ 3,874,000
Series A Convertible Preferred Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Preferred stock shares authorized																						1,000,000
Maximum [Member] \| 2021 Equity Incentive Plan [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Number of authorized issuance of common stock options																							2,000,000
Maximum [Member] \| 2025 Equity Incentive Plan [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Number of authorized issuance of common stock options								1,000,000
Roth Principal Investments, LLC [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Shares issued				38,461,538
Committed equity facility, description				The per share purchase price for shares sold in a Market Open Purchase, an Intraday Purchase, a Pre-Market Purchase or a Post-Market Purchase is based on the volume weighted average price (“VWAP”) of the Company’s common stock during the applicable valuation period, less a fixed 3.0% discount in the case of a Market Open Purchase or an Intraday Purchase or less a fixed 5.25% discount in the case of a Pre-Market Purchase or a Post-Market Purchase, subject, in each case, to the applicable minimum price thresholds and other adjustments set forth in the CEF Purchase Agreement. There is no upper limit on the per share price that Roth may be required to pay.
Roth Principal Investments, LLC [Member] \| Maximum [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Committed equity facility				$ 40,000,000
Underwritten Public Offering [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Shares issued					3,840,000
Offering price per share					$ 2.50
Over-Allotment Option [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Number of shares issued in transaction					576,000
Preferred Stock Warrants [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Shares issued										258,144
Exercise price per share										$ 0.001								$ 0.001
Common Stock [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Convertible shares										2,429,523
Common Stock [Member] \| Minimum [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Share price																					$ 1.00
Common Stock [Member] \| Roth Principal Investments, LLC [Member] \| Subsequent Event [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Share price																				$ 0.43
Common Stock [Member] \| Roth Principal Investments, LLC [Member] \| Maximum [Member] \| Subsequent Event [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Share price																				0.50
Common Stock [Member] \| Roth Principal Investments, LLC [Member] \| Minimum [Member] \| Subsequent Event [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Share price																				$ 0.50
Common Warrants [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Warrants term										5 years								5 years
Class of Warrant or Right, Number of Securities Called by Warrants or Rights										1,214,766								1,214,766
Class of Warrant or Right, Exercise Price of Warrants or Rights										$ 1.715								$ 1.715
Fair Value adjustment of warrants										$ 2,144,000
Amended and Restated Purchase Agreement [Member] \| Private Placement [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Proceeds from warrants						$ 5,000,000.0
Amended and Restated Purchase Agreement [Member] \| Preferred Stock Warrants [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Number of warrants						258,144
Amended and Restated Purchase Agreement [Member] \| Common Stock Warrants [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Number of warrants						1,214,766