等静压压电常数测试仪(dₕ测试仪)用于压电元件在等静压条件下压电常数 dₕ 的测量。此外，通过外接阻抗分析仪，还可测试压电元件介电等参数随等静压变化的趋势。
| 型号 | 等静压范围 | 高压罐内腔尺寸 | 保压定时时间 | 电荷测试量程 | 电荷放大器时间常数 | 手册 |
| DH1000 | 5~100MPa (可定制) | 100mm(直径)*150mm(高度) (可定制) | >1h | 100~5×106pC | >10000秒 |
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