| Allied Electronics | 70409847 | 1 | | 1 | |
 Digi-Key | 493-5443-ND | 1 | 103 | 50 | 1 @ $2.48, 10 @ $2.00, 100 @ $1.53, 500 @ $1.17, 1000 @ $1.02, 2500 @ $0.99 |
 TME | UCA2D221MHD | 1 | | 1 | |
| Hotenda | H274174 | 1 | 198 | 1 | 1 @ $2.19, 10 @ $1.77, 25 @ $1.61, 50 @ $1.54, 100 @ $1.35, 250 @ $1.16, 500 @ $1.03 |
 iodParts | UCA2D221MHD | 1 | | 1 | |
| Digi-Key | 2597631 | 1 | 98 | 1 | 1 @ $3.37, 10 @ $2.73, 50 @ $2.38, 100 @ $2.08, 500 @ $1.59, 1000 @ $1.39, 2500 @ $1.34, 5000 @ $1.29 |
| Newark | 58R6928 | 300 | | 300 | 100 @ $1.65, 500 @ $1.49, 1000 @ $1.30, 2500 @ $1.16 |
| RS Delivers | 739-4513 | 1 | | 1 | 1 @ $3.20, 25 @ $2.58, 75 @ $2.47, 100 @ $1.99 |
| RS Delivers | 739-4513P | 1 | | 1 | 1 @ $3.20, 25 @ $2.58, 75 @ $2.47, 100 @ $1.99 |
| us.rs-online.com | 70409847 | 1 | | 1 | 1 @ $4.67 |