# 72-10480 vs Model 1739: specs and price compared

A sourced, side-by-side comparison of the 72-10480 (Tenma) and Model 1739 (BK Precision) among bench power supplies.

## Side by side

| Spec | 72-10480 | Model 1739 |
| --- | --- | --- |
| US price | not published | $885.01 |
| Brand | Tenma | BK Precision |
| 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 |

## Key differences

- Max current (A): 72-10480 3 vs Model 1739 1
- Max power (W): 72-10480 90 vs Model 1739 30
- Programmable: 72-10480 No vs Model 1739 Yes
- 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)

## Sources

- 72-10480: https://octopart.com/72-10480-tenma-24929068 (octopart.com, verified 2026-08-01)
- Model 1739: https://www.bkprecision.com/products/power-supplies/1739 (bkprecision.com, verified 2026-08-01)

Canonical: https://frontdeskreview.com/gear/bench-power-supplies/tenma-72-10480-vs-bk-precision-1739/
Cite: Per The Front Desk Review, 72-10480 (not published) vs Model 1739 ($885.01) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/bench-power-supplies/tenma-72-10480-vs-bk-precision-1739/
License: CC BY 4.0.