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Tenma
72-10480
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Best Bench Power Supplies · head-to-head
72-10480 vs Model 1739
A sourced, side-by-side comparison. Model 1739 is cheaper at $885.01. Every spec and price links to its source.
BK Precision
Model 1739
$885.01
Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | 72-10480 | Model 1739 |
|---|---|---|
| US price | — | $885.01 |
| Brand | Tenma | BK Precision |
| Released | — | — |
| Output channels | 1 | 1 |
| Max voltage (V) | 30 | 30 |
| Max current (A) | 3 | 1 |
| Max power (W) | 90 | 30 |
| Resolution mv | 10 | 10 |
| Programmable | No | Yes |
| Display type | digital LCD (separate V/A readout, encoder-controlled coarse/fine adjust) | 4-digit LED (green V / red A) |
| USB interface | No | No |
Sources — 72-10480: octopart.com (verified 2026-08-01). Model 1739: bkprecision.com (verified 2026-08-01).
What's the difference between the 72-10480 and Model 1739?
Where the two actually differ on the specs we track (4 of 8). Matching specs are omitted.
- Max current (A): 72-10480 3 vs Model 1739 1
- Max power (W): 72-10480 90 vs Model 1739 30
- Programmable: 72-10480 false vs Model 1739 true
- Display type: 72-10480 digital LCD (separate V/A readout, encoder-controlled coarse/fine adjust) vs Model 1739 4-digit LED (green V / red A)