Best overall RD6018 $103.99
Highest overall score (77/100) — the strongest balance of specs, value and recency in this group.
See on Amazon →Independent · sourced · Updated August 2026
Best Bench Power Supplies (2026)
12 bench power supplies compared on the specs that matter and US price — ranked cheapest-first. Every spec and price links to its source and the date we captured it.
The best overall bench power supply is RD6018 ($103.99). The best value bench power supply is DP832 ($449). The cheapest is RD6018 at $103.99. 12 bench power supplies compared from $103.99 to $2557 across 11 brands — every figure sourced, updated August 2026.
As of 2026-08-01
Cite this comparison
Per The Front Desk Review, the cheapest bench power supplies is RD6018 at $103.99; across 10 models the median price is $399 ($103.99–$2557), every figure sourced and dated, as of 2026-08-01. https://frontdeskreview.com/gear/bench-power-supplies/ Our data Our pay-blind pick across the 12 bench power supplies we ranked is RD6018 — the Platinum-tier leader on specs-per-dollar, never price or placement. Category Champions, as of August 2026.
Which bench power supply should you buy?
Three buyer-intent picks from the algorithmic ranking below — no paid placement.
As an Amazon Associate we earn from qualifying purchases. Prices verified 2026-08-01; live price may differ.
Key takeaways
- Lowest price: RD6018 at $103.99 (Module-only price, Banggood (no official Riden/RUIDENG US storefront exists). A complete standalone bench supply typically also requires a ~68V/1200W AC-DC adapter (~$45-90) and an enclosure, commonly bundled by third-party sellers for $150-220 total.).
- Typical price: from $103.99, median $399, up to $2557 — across 10 priced.
- Tracked: 12 products across 11 brands, current through 2026-08-01.
- Compared on: Output channels, Max voltage (V), Max current (A), Max power (W), Resolution mv, Programmable.
Best by the numbers
Objective winners — each is the leader on one measured spec, with the figure. No subjective ranking.
- Lowest price: RD6018 ($103.99)
- Highest output channels: MPS-3005L-3 (3 output channels)
- Highest max power w: RD6018 (1080 max power w)
Top 3 by quality
An algorithmic overall ranking from the data on this page — value for money, spec strength, and recency. 100% data-driven, no paid placement.
-
RD6018 Quality score 77/100 Best value - MPS-3005L-3 Quality score 61/100 Most powerful
-
SPD3303X-E Quality score 40/100 Most powerful
How we rank: Value 45% · Spec strength 35% · Recency 20%. Scores are computed only within this category from published specs and prices — never influenced by commissions or placement. Method & open data →
What to look for
How to read the comparison — what each key spec means and the range across these bench power supplies.
- Output channels — higher is better (this group: 1 to 3).
- Max power (W) — higher is better (this group: 30 to 1080).
- Programmable — a yes/no feature.
Comparison
| Compare | # | Bench Power Supplie | Price | Output channels | Max voltage (V) | Max current (A) | Max power (W) | Resolution mv | Programmable | Source | Buy |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | RD6018 | $103.99 | 1 | 60 | 18 | 1080 | 10 | true | sigrok.org | On Amazon → | |
| 2 |  KA3005P | $120.04 | 1 | 30 | 5 | 150 | 10 | true | digikey.com | On Amazon → | |
| 3 |  SPE6103 | $132.0971 | 1 | 60 | 10 | 300 | 10 | true | lcsc.com | On Amazon → | |
| 4 |  DC30V10A (SPS3010B) | $147.93 | 1 | 30 | 10 | 300 | 10 | false | ibspot.com | On Amazon → | |
| 5 |  DP712 | $349 | 1 | 50 | 3 | 150 | 10 | true | rigolna.com | On Amazon → | |
| 6 |  DP832 | $449 | 3 | 30 | 3 | 195 | 10 | true | rigolna.com | On Amazon → | |
| 7 | SPD3303X-E | $459 | 3 | 32 | 3.2 | 220 | 10 | true | siglentna.com | On Amazon → | |
| 8 |  Model 1739 | $885.01 | 1 | 30 | 1 | 30 | 10 | true | bkprecision.com | On Amazon → | |
| 9 |  NGE103B | $1580 | 3 | 32 | 3 | 100 | 10 | true | rohde-schwarz.com | On Amazon → | |
| 10 | E36313A | $2557 | 3 | 25 | 10 | 160 | — | true | keysight.com | On Amazon → | |
| 11 | 72-10480 | — | 1 | 30 | 3 | 90 | 10 | false | octopart.com | On Amazon → | |
| 12 | MPS-3005L-3 | — | 3 | 30 | 5 | 315 | 10 | false | tme.eu | On Amazon → |
Specs are as published by the manufacturer (or a reputable spec source where the official page was unavailable); prices are US launch MSRP. Full per-product records and all spec columns are in our open dataset. The “Buy” links go to Amazon; as an Amazon Associate we earn from qualifying purchases, and the live price may differ from the sourced figure shown.
Popular comparisons
What is the cheapest bench power supply?
RD6018 is the cheapest at $103.99 (Module-only price, Banggood (no official Riden/RUIDENG US storefront exists). A complete standalone bench supply typically also requires a ~68V/1200W AC-DC adapter (~$45-90) and an enclosure, commonly bundled by third-party sellers for $150-220 total.), as of 2026-08-01.
How much does bench power supplies cost?
Across the 10 bench power supplies with a published price, the median is $399, ranging from $103.99 to $2557, as of 2026-08-01.
Which bench power supply is best by the numbers?
Lowest price: RD6018 ($103.99). Highest output channels: MPS-3005L-3 (3 output channels). Highest max power w: RD6018 (1080 max power w).
How many bench power supplies are compared here?
12 bench power supplies across 11 brands, with US price and key specs, current through 2026-08-01.
What is the best overall bench power supply?
RD6018 ($103.99) — Highest overall score (77/100) — the strongest balance of specs, value and recency in this group.
What is the best value bench power supply?
DP832 ($449) — Most specification per dollar of any bench power supplies here at $449.
What is the most capable bench power supply?
MPS-3005L-3 — Leads this group on the measured specs.
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