Quick Summary
The Hasaller MR GEN2 is an HPA tank regulator with a black hose. The name also points to a Foster coupler and an output range of 40-200 psi, so the main buying checks are the exact regulator version and the stated output range.
If you are comparing offers, focus on the regulator configuration rather than the surrounding wording. This product appears to be the 2# regulator with black hose variant, so it is worth confirming that this is the version you need before choosing an offer.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | Hasaller, which identifies the product line. |
| Model | MR GEN2, the main identifier for this regulator. |
| Product type | HPA tank regulator, intended to regulate tank output. |
| Output range | 40-200 psi, a key figure to compare against the pressure range you need. |
| Coupler | Foster coupler, important for checking connection compatibility. |
| Variant | 2# regulator with black hose, so the exact version matters. |
What to Compare Before Buying
- Output range: The stated range is 40-200 psi. Check that this suits the pressure you need.
- Coupling: The Foster coupler should match the connection on your setup.
- Variant: Confirm the 2# regulator with black hose version before choosing an offer.
- Use case: This is an HPA tank regulator, so the product type should match the equipment you plan to connect.
Before You Decide
Confirm the MR GEN2 version, the Foster coupler connection and the 40-200 psi output range before choosing an offer. The black hose and 2# regulator wording also matter if you need this exact configuration.





