| Freelance Electronics | FSX-250MA | 1 | 493 | 1 | |
| Digi-Key | 2298-FSX-250MA-ND | 1 | 516 | 1 | 1 @ $0.43, 5 @ $0.40, 10 @ $0.38, 50 @ $0.36, 100 @ $0.34, 250 @ $0.33, 500 @ $0.31, 1000 @ $0.29 |
| Digi-Key | 12089617 | 1000 | 498 | 1000 | 1 @ $1.20, 5 @ $1.17, 10 @ $1.13, 50 @ $0.95, 100 @ $0.78, 250 @ $0.70, 500 @ $0.59, 1000 @ $0.52 |
| TME | FSX-250MA | 100 | | 100 | 100 @ $1.55, 200 @ $1.38 |
| us.rs-online.com | 74255497 | 1 | | 1 | 1 @ $1.38 |
| Hawk Electronics | FSX-250MA | 1 | 450 | 1 | 1 @ $1.26, 25 @ $1.24, 100 @ $0.82, 200 @ $0.80, 250 @ $0.73, 500 @ $0.60 |
 NEP Electronics | FSX-250MA | 1 | 493 | 1 | 1 @ $1.24, 10 @ $1.19, 100 @ $0.81, 250 @ $0.73, 1000 @ $0.53 |