Daito Communication Apparatus Co.
Daito HHA1/ HHA2 8A Tubular Fuses

Manufacturer: Daito Communication Apparatus Co., Ltd.
Model: HHA1/ HHA2 8A
Features
- Trade mark (Manufacturer): NEW
Specifications
HHA Fuse Specifications
| Cat. No. With Lead | Cat. No. Without Lead | Rated Current (A) | Breaking Capacity | Typ. Resistance (Ω) | Joule Integral (A²·s) |
|---|---|---|---|---|---|
| HHA1 8A | HHA2 8A | 8 | AC 600V 100A | 14.7 mΩ | 120 |
Notes
- Values measured at ≤10% of rated current.
- Joule Integral is the value of 1ms of I²t characteristics.
- Item No. with lead “「」” indicates F4.7LM.
- Item No. without lead “「」” indicates LM.
- F4.7 indicates terminal shape, and LM indicates laser marking.

Carrying Capacity & Clearing Time (HHA Fuse)
| Carrying Capacity | Clearing Time |
|---|---|
| 100% | 200% 20s maximum 275% 0.02–1.5s 400% 0.008–0.4s 1,000% 0.08s maximum |
- Dimensions & Weight Size, Net Width
- Φ6.35×31.8mm 2.3g
- Package
- Minimum 100 units,
bulk packageminimum 100 units
- Range of ambient temperature
- -40°C~80°C
- Storage temperature
- -40℃~80℃











