| Onlinecomponents.com | QW312 | 1 | | 1 | 1 @ $1.27, 2 @ $0.95, 11 @ $0.81 |
| Allied Electronics | 70723260 | 1 | | 1 | |
| Newark | 33C5979 | 1 | | 1 | |
| ntepartsdirect | QW312 | 1 | -2 | 1 | 1 @ $0.99, 10 @ $0.89, 50 @ $0.84, 100 @ $0.79 |
 Radwell | QW312 | 30 | | 30 | |
| Hawk Electronics | QW312 | 15 | 1400 | 15 | 15 @ $0.50, 1250 @ $0.40, 2500 @ $0.40, 7500 @ $0.40, 10000 @ $0.40, 25000 @ $0.40 |
 EIO | QW312 | 1 | -2 | 1 | 1 @ $5.73 |
 Digi-Key | 2368-QW312-ND | 5 | 249 | 5 | 5 @ $0.10 |
 AmazonTP | B008UTWRO0 | 1 | | 1 | 1 @ $7.13 |
| Digi-Key | 11645805 | 1 | 2730 | 1 | 50 @ $0.10, 100 @ $0.10, 150 @ $0.09, 200 @ $0.09, 250 @ $0.08 |
| we-supply.com | QW312 | 1 | | 1 | |
 jensentools.com | 10128136 | 1 | | 1 | 1 @ $0.95 |
 americanmicrosemi.com | QW312 | 1 | 2180 | 1 | 1 @ $0.15, 25 @ $0.15, 100 @ $0.15, 500 @ $0.15, 999 @ $0.15 |
| Galco | QW312-NTE | 1 | | 1 | |
| us.rs-online.com | 70723260 | 1 | | 1 | 1 @ $0.09, 50 @ $0.09, 100 @ $0.09 |
 marvac.com | 80194 | 1 | 3 | 1 | 1 @ $1.95 |
