Mersen F222921M D-Gauge Piece
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D-System Ring Adapter
MERSEN DII screw gauge piece rated 10A, 500V with red identification code, designed to ensure correct fuse amperage installation in D-type fuse holders.
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MERSEN F222921M D-System Ring Adapter
The MERSEN F222921M D-System Ring Adapter is a D-type screw gauge piece designed to ensure safe and correct fuse installation in D-system fuse holders. This gauge ring is engineered for DII size fuses and prevents the insertion of incorrect amperage ratings.
Manufacturer: MERSEN
Type: D-System Ring Adapter / D-Gauge Piece
Model: F222921M
Part Number: 01657.010000
Code: FI E 30 088 02
SN: 4086500008971
| Size | DII |
| Current Rating | 10A |
| Voltage Rating | 500 V |
| Identification Color Code | Red |
| Application | Ensures only the correct amperage fuse can be installed in a D-type fuse holder |
| Description | D-system screw gauge piece (bottle fuse gauge ring) for DII size fuses rated at 10A |

















