Daito Communication Apparatus Co.
Daito CRA2 Fuse Tubular Fuses

Manufacturer: Daito Communication Apparatus Co., Ltd.
Model: CRA2 Fuse
Features
- Trade mark: NEW
- Rated current: 10A, 12.5A, 16A, 20A, 25A, 30A, 31.5A
Specifications
CRA Fuse Specifications
| Cat. No. With Lead | Cat. No. Without Lead | Rated Current (A) | Breaking Capacity | Typ. Resistance (Ω) | Joule Integral (A²·s) |
|---|---|---|---|---|---|
| CRA1 10A | CRA2 10A | 10 | AC 250V 500A | 8.0 mΩ | 140 |
| CRA1 12.5A | CRA2 12.5A | 12.5 | AC 250V 500A | 6.2 mΩ | 230 |
| CRA1 16A | CRA2 16A | 16 | AC 250V 500A | 4.3 mΩ | 480 |
| CRA1 20A | CRA2 20A | 20 | AC 250V 500A | 3.0 mΩ | 890 |
| CRA1 25A | CRA2 25A | 25 | AC 250V 500A | 2.5 mΩ | 1,600 |
| CRA1 30A | CRA2 30A | 30 | AC 250V 500A | 2.0 mΩ | 2,600 |
| CRA1 31.5A | CRA2 31.5A | 31.5 | AC 250V 500A | 1.8 mΩ | 2,900 |
| CRA1 35.5A | CRA2 35.5A | 35.5 | AC 250V 500A | 1.6 mΩ | 4,700 |
Notes
- Values measured at ≤10% of rated current.
- Joule Integral is the value of 1ms of I²t characteristics.
- Item No. with lead “「」” for 10–31.5A indicates F4.7LM; 35.5A indicates CU1.6F4.7LM.
- Item No. without lead “「」” indicates LM.
- CU indicates fuse element material; F4.7 indicates terminal shape; LM indicates laser marking.

- Dimensions & Weight Size, Net Width
- Φ6.35×20mm 1.4g
- Package
- Minimum 100 units,
bulk packageminimum 100 units
- Range of ambient temperature
- -40°C~80°C
- Storage temperature
- -40℃~80℃











