| Hawk Electronics | FMR-500MA | 1 | 55 | 1 | 1 @ $2.74, 15 @ $2.68, 50 @ $2.63, 100 @ $1.74, 200 @ $1.70, 250 @ $1.53 |
| Freelance Electronics | FMR-500MA | 1 | 60 | 1 | 1 @ $1.22, 100 @ $0.96 |
| Digi-Key | 2298-FMR-500MA-ND | 1 | 65 | 1 | 1 @ $1.29, 5 @ $1.23, 10 @ $1.17, 50 @ $1.12, 100 @ $1.03, 250 @ $0.99, 500 @ $0.95, 1000 @ $0.91 |
 Digi-Key | 12089649 | 1 | | 1 | 1 @ $2.98, 10 @ $2.89, 25 @ $2.81, 50 @ $2.36, 100 @ $1.94, 250 @ $1.74, 500 @ $1.46, 1000 @ $1.28 |
| TME | FMR-500MA | 1000 | | 1000 | 1000 @ $3.40, 2000 @ $3.04 |
| us.rs-online.com | 74254857 | 1 | | 1 | 1 @ $2.98 |
 ace4parts.com | FMR-500MA | 1 | 65 | 1 | 1 @ $1.50 |
| sourceresearch.com | FMR-500MA | 1 | | 1 | |
 NEP Electronics | FMR-500MA | 1 | 60 | 1 | 1 @ $2.69, 10 @ $2.58, 100 @ $1.75, 250 @ $1.57, 1000 @ $1.15 |