The BUSSMANN HTB Panel Mount Series provides fuseholders for 1/4" × 1‑1/4" and 5 mm × 20 mm fuses. All holder bodies can use either size carrier and are designed to withstand 15‑20 in‑lb torque when mounted to a panel. The housings are made of high‑temperature, flame‑retardant thermoplastic that meets UL 94 V0.
The document lists detailed specifications for each model (e.g., HTB‑X2I, HTB‑X4M), dimensional data, terminal options, and packaging information. UL and CSA recognitions are provided, along with maximum panel‑thickness limits and ordering codes for various configurations.
| Current rating | 15 A to 20 A |
|---|---|
| Voltage rating | 250 V |
| Supported fuse sizes | 1/4" × 1‑1/4" and 5 mm × 20 mm |
| Mounting torque | 15‑20 in‑lb |
| Housing material | Thermoplastic, UL 94 V0 |
| UL recognition | IZLT2, E14853 |
| CSA acceptance | CSA Component Acceptance |
| Maximum panel thickness | Up to 0.30 in (7.62 mm) |
| Packaging (blank) | 10 pieces per carton |
| Packaging (BK) | 100 pieces per cardboard shelf package |
The HTB series accepts both 1/4" × 1‑1/4" and 5 mm × 20 mm fuses.
The fuseholder must withstand 15 to 20 in‑lb of torque when the mounting nut is tightened.
A blank package contains 10 fuseholders per carton.