Under $150 you choose between a basic linear 30 V, 5 A supply with low ripple and a switcher that gives 300 W to 600 W for the same money. Pick the linear one for electronics work and the switcher for charging and high-current projects.
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Best Bench Power Supplies Under $150: Single output
- OWON SPE6103#1 of 9Full review
A compact, programmable 60 V switching supply that gives a lot of range for the money on a crowded bench.
Amazon $139.99$139.9960 V / 10 A300 W1 - OWON SPE3051#2 of 9Full review
A small programmable 30 V, 5 A supply for electronics hobbyists who want PC control in a compact box.
Amazon $119.99$119.9930 V / 5 A150 W1 - WANPTEK EPS3210 32V 10A#3 of 9Full review
A cheap 32 V, 10 A bench supply with memory presets for hobby, charging and repair work.
Amazon $69.99$69.9932 V / 10 A320 W1 - Tekpower TP3005P#4 of 9Full review
A programmable linear 30 V, 5 A supply for hobbyists who want PC control without paying lab-brand prices.
Amazon $129.99$129.9930 V / 5 A150 W1 - NICE-POWER R-SPS3020 30V 20A#5 of 9Full review
A high-current 30 V switcher for automotive, battery and plating work that needs 20 A without a big bill.
Amazon $142.49$142.4930 V / 20 A600 W1 - Kungber SPS3010B 30V 10A#6 of 9Full review
A cheap, light 30 V, 10 A switcher for charging, LED and motor projects where clean output is not critical.
Amazon $59.99$59.9930 V / 10 A300 W1 - Kungber SPS605 60V 5A#7 of 9Full review
A low-cost 60 V switcher for e-bike and 48 V battery work on a budget.
Amazon $89$8960 V / 5 A300 W1 - Korad KD3005D#8 of 9Full review
A basic linear 30 V, 5 A bench supply for hobby electronics when PC control is not needed.
Amazon $109.99$109.9930 V / 5 A150 W1 - Tekpower TP3005T#9 of 9Full review
A simple linear 30 V, 5 A supply for beginners and repair benches on a tight budget.
Amazon $89.99$89.9930 V / 5 A150 W1
