| Product categories | Housing |
| Series | QLW |
| Part name | QLW-A-B3F-B |
| Part number | Q011789 |
| Waterproof/Non-waterproof | Waterproof |
| Male/Female | Female |
| Number of poles | 3 |
| Terminal tab width | 6.3（250） |
| Material | PBT |
| Color | Black |
| Wire species | Both |
| Connector type |
Wire to wire
Wire to substrate Wire to device direct connection |
| Remarks | 色調：黒、青 |
| Mating parts 1 | FP-E-QLW2M-B |
| Mating parts 2 | FP-C-QLWB3M-B |
| Mating parts 3 | FP-C-QLWD3M-B |
| Mating parts 4 | FP-C-QLWE3M-B |
| Mating parts 5 | FP-E-QLWN3M-B |
| Allowable current | 34A |
| Resistance to low voltage and current | Below 3mΩ (Initial) Below 10mΩ (After durability test) |
| Insulation resistance | DC500V Over 100MΩ |
| Voltage resistance | AC1000V (Per minute) |
| Sealability | Over 49kPa (Initial) /Over 29kPa (After durability test) |
| Terminal | QLW-F-300 / QLW-F-800 |
| Wire seal | QLW-W-B200 / QLW-W-B300 / QLW-W-B500 / QLW-W-B800 |
| Dummy plug | QLW-W-D |
