Parts from Stontronics, ED Inventory

15W DC-DC Regulated Dual Output, Output DC Voltage : 5V, -5V

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
AVNET Europe	NSD15-48D5	0	1	* $52.52	* $48.71	* $37.30	* $33.80	* $33.80	* $33.80
Mouser Electronics	709-NSD15-48D5	15	1	$18.33	$18.15	$18.15	$18.15	$18.15	$18.15
TME	NSD15-48D5	2		$11.54

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15W DC-DC Regulated Single Output, Output DC Voltage : 5V

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	709-NSD15-12S5	130	1	$19.00	$19.00	$19.00	$19.00	$19.00	$19.00

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12.5~30W DC-DC Non-Isolated Single Output Converter, Output DC Voltage : 15V

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
AVNET Europe	NID30S24-15	0	1	* $44.29	* $39.86	* $35.43	* $33.22	* $33.22	* $33.22
Mouser Electronics	709-NID30S24-15	0	1
TME	NID30S24-15	12		$18.91

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3W DC-DC Regulated Dual Output Converter, Output DC Voltage : 15V

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	709-DCW03A-15	0	1	$9.71
TME	DCW03A-15	29		$8.21

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3W DC-DC Regulated Dual Output Converter, Output DC Voltage : 15V

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	709-DCW03C-15	0	1

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3W DC-DC Regulated Single Output Converter, Output DC Voltage : 12V

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
Mouser Electronics	709-SCW03A-12	0	1
TME	SCW03A-12	30		$7.80

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10W DC-DC Regulated Dual Output Converter, Output DC Voltage : 5V

Distributor	SKU	Stock	MOQ	1	10	50	100	1,000	10,000
AVNET Europe	DKE10C-05	0	1	* $66.61	* $61.78	* $47.30	* $42.86	* $42.86	* $42.86
Mouser Electronics	709-DKE10C-05	3	1	$22.67	$22.43	$22.43	$22.43	$22.43	$22.43
TME	DKE10C-05	3		$15.26