Leybold TRIVAC Vacuum Pump Cross Reference
| Leybold Model | Series | Approx. CFM | Ultimate Vacuum | Comparable Models | Service Direction | Notes |
|---|---|---|---|---|---|---|
| D4B | TRIVAC | ~3 CFM | ~10⁻³ mbar | Edwards RV3, Alcatel 2005, Varian DS102 | D4B Parts | Small two-stage lab vacuum pump. |
| D8B | TRIVAC | ~5–6 CFM | ~10⁻³ mbar | Edwards RV5, Welch 1402, Alcatel 2010 | D8B Parts | Common small lab and instrumentation class. |
| D16B | TRIVAC | ~11–13 CFM | ~10⁻³ mbar | Edwards E2M18, Welch 1376, Alcatel 2015 | D16B Parts | Mid-size two-stage TRIVAC model. |
| D16BCS | TRIVAC | ~11–13 CFM | ~10⁻³ mbar | Edwards E2M18 class, Alcatel 2015 class | D16BCS Parts | BCS variant; verify exact exhaust / separator configuration. |
| D25B | TRIVAC | ~18–20 CFM | ~10⁻³ mbar | Edwards E2M28, Welch 1397, Alcatel 2021 | D25B Parts | Higher-capacity two-stage lab class. |
| D25BCS | TRIVAC | ~18–20 CFM | ~10⁻³ mbar | Edwards E2M28 class, Alcatel 2021 class | D25BCS Parts | BCS variant; verify exact build and exhaust handling. |
| D40B | TRIVAC | ~28–35 CFM | ~10⁻³ mbar | Edwards E2M40, Alcatel 2033 | D40B Parts | Larger lab / process two-stage class. |
| D40BCS | TRIVAC | ~28–35 CFM | ~10⁻³ mbar | Edwards E2M40 class, Alcatel 2033 class | D40BCS Parts | BCS variant; check exact spec and separator arrangement. |
| D65B | TRIVAC | ~50+ CFM | ~10⁻³ mbar | Edwards E2M80 | D65B Parts | Higher-capacity two-stage TRIVAC class. |
| D65BCS | TRIVAC | ~50+ CFM | ~10⁻³ mbar | Edwards E2M80 class | D65BCS Parts | BCS variant; confirm exact motor and separator details. |