Power Supplies

Transceivers and other station gear often need a separate 12 Vdc power supply—but there are hundreds of options available, so choosing the right one is important.There...

Transceivers and other station gear often need a separate 12 Vdc power supply—but there are hundreds of options available, so choosing the right one is important.There are two types of circuits in a power supply, either switching or linear. Switching supplies are lightweight and portable, but they use cooling fans that can contribute to a noisy environment. Conversely, heavy-duty linear power supplies use a larger, heavier transformer. That makes them less portable, however they won’t cause RF noise or need cooling fans. You’ll want a well-filtered supply with the proper DC output voltage and a continuous...

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Astron Power Supplies RS-35M-AP

Power Supply, Linear, Regulated, Dual Meter, Replaces RS-35M, 35 A @ 13.8 Vdc Peak Output, 120 Vac Input, Front Panel Powerpole Connectors Added, Each

Part Number: ASR-RS-35M-AP

4.62 out of 5 stars ( 39 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron SS Series Switching Power Supplies SS-50M-AP

Switching Power Supply, 50 A At 13.8 Vdc Peak Output, Fan Cooled, Meters, Front Panel Power Poles, 100-240 VAC Input Auto Select, Each

Part Number: ASR-SS-50M-AP

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron VS Series Linear Power Supplies VS-35M-AP

Linear Power Supply, Variable, 35 A At 13.8 Vdc Peak Output, Front Panel Powerpoles, Meters, Heat Sink, 120 Vac Input, Each

Part Number: ASR-VS-35M-AP

4.6 out of 5 stars ( 15 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron SS Series Switching Power Supplies SS-30M-AP

Switching Power Supply, 30 A At 13.8 Vdc Peak Output, Front Panel Powerpoles, Fan Cooled, Meters, 100-240 VAC Input Auto Select, Each

Part Number: ASR-SS-30M-AP

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron SS Series Switching Power Supplies SS-18

Switching Power Supply, 18 A At 13.8 Vdc Peak Output, 115/230 Vac Input Int. Sw., Each

Part Number: ASR-SS-18

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron Power Supplies RS-70M-AP

Power Supply, Linear, Regulated, Dual Meter, Front Panel Powerpoles, Heatsink w/Fan 70 A at 13.8 Vdc Peak Output, 120 Vac Input, Each

Part Number: ASR-RS-70M-AP

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron Power Supplies RS-35A-AP

Power Supply, Linear, Regulated, Replaces RS-35A, 35 A at 13.8 Vdc Peak Output, 120 Vac Input, Front Panel Powerpole Connectors Added, Each

Part Number: ASR-RS-35A-AP

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron VS Series Linear Power Supplies VS-70M-AP

Linear Power Supply, Variable, 70 A At 13.8 Vdc Peak Output, Meters, Front Panel Powerpoles, Heat Sink and Fan, 120 Vac Input, Each

Part Number: ASR-VS-70M-AP

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron VS Series Linear Power Supplies VS-50M-AP

Linear Power Supply, Variable, 50 A At 13.8 Vdc Peak Output, Front Panel Powerpoles, Meters, Heat Sink, 120 Vac Input, Each

Part Number: ASR-VS-50M-AP

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron Power Supplies RS-20A-BB

Power Supply, Linear, Regulated, 20 A at 13.8 Vdc Peak Output, with Battery Backup, 120 Vac Input, Each

Part Number: ASR-RS-20A-BB

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron Power Supplies RS-20M-AP

Power Supply, Linear, Regulated, Dual Meter, Replaces RS-20M, 20A at 13.8 Vdc Peak Output, 120 Vac Input, Front Panel Powerpole Connectors Added, Each

Part Number: ASR-RS-20M-AP

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron SS Series Switching Power Supplies SS-30-AP

Switching Power Supply, 30 A At 13.8 Vdc Peak Output, Front Panel Powerpoles, Fan Cooled, 100-240 VAC Input Auto Select, Each

Part Number: ASR-SS-30-AP

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron Power Supplies RS-20A

Power Supply, Linear, Regulated, 20 A at 13.8 Vdc Peak Output, 120 Vac Input, Each

Part Number: ASR-RS-20A

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron Rack Mounted Linear Power Supplies RM-50M

Power Supply, Rack Mount, Linear, Regulated, Dual Meter, 50 A at 13.8 Vdc Peak Output, 120 Vac Input, Each

Part Number: ASR-RM-50M

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Consider an Open Box Item Get instant savings on this product!

Astron Rack Mounted Linear Power Supplies RM-50M-OB

Not Yet Reviewed

Estimated Ship Date: Monday 9/14/2026

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Astron Power Supplies RS-4A

Power Supply, Linear, Regulated, 4 A at 13.8 Vdc Peak Output, 120 Vac Input, Each

Part Number: ASR-RS-4A

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron SS Series Switching Power Supplies SS-50-AP

Switching Power Supply, 50 A At 13.8 Vdc Peak Output, Fan Cooled, 100-240 VAC Input Auto Select, Anderson Power Poles, Dual 1.5A USB Ports, Each

Part Number: ASR-SS-50-AP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron SL Series Low Profile Power Supplies SL-15CDM

Power Supply, SL Series, Low Profile, Linear, Regulated, 15 A Peak At 13.8 Vdc, 120 Vac Input, Each

Part Number: ASR-SL-15CDM

Not Yet Reviewed

Estimated Ship Date: Oct 21, 2026 if ordered today

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Estimated Ship Date: Oct 21, 2026 if ordered today

Astron SS Series Switching Power Supplies SS-25-AP

Switching Power Supply, 25 A At 13.8 Vdc Peak Output, Front Panel Powerpoles, 2 USB ports: 5.2V, 1.5A per port, 115/230 Vac Input Int. Sw., Each

Part Number: ASR-SS-25-AP

Not Yet Reviewed

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Astron SL Series Low Profile Power Supplies SL-11SM-GTX

Power Supply, SL Series, Low Profile, Linear, Regulated, 11 A Peak At 13.8 Vdc, 120 Vac Input, Each

Part Number: ASR-SL-11SM-GTX

Not Yet Reviewed

Estimated Ship Date: Monday 9/14/2026 if shipped by air

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Estimated Ship Date: Monday 9/14/2026 if shipped by air

Scratch/Dent Available Get instant savings on this product!

Astron SL Series Low Profile Power Supplies SL-11SM-GTX-SD

Not Yet Reviewed

Estimated Ship Date: Monday 9/14/2026

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Astron Rack Mount Switching Power Supplies SRM-30M-AP

Power Supply, Rack Mount, Switching, Dual Meters, On a 2U Rack Panel, 30 A Peak At 13.8 Vdc, 115-230 VAC Input Auto Select, Anderson Power Poles, Each

Part Number: ASR-SRM-30M-AP

Not Yet Reviewed

Estimated Ship Date: Monday 9/14/2026 if shipped by air