| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | 497-2537-5-ND | 3681 | $0.97 | Buy |
| Mouser Electronics | 511-TIP121 | 2409 | $0.55 | Buy |
| Jak Electronics | TIP121 | 20000 | $1.41 | Buy |
| Arrow Europe | TIP121 | 35739 | $0.37 | Buy |
| Utmel | TIP121 | 20000 | $0.19 | Buy |
| TME | TIP121 | 166 | $0.46 | Buy |
| Win Source | TIP121 | 40100 | $0.56 | Buy |
| RS Components (APAC) | TIP121 | $45.87 | Buy | |
| Anglia | TIP121 | 3000 | Buy | |
| Rutronik | TIP121 | 200 | $0.31 | Buy |
| Ameya360 | TIP121 | 4655 | $0.15 | Buy |
| RS Components | TIP121 | $3.16 | Buy | |
| AVNET Europe | TIP121 | 2750 | * $0.63 | Buy |
| Farnell | TIP121 | 2681 | * $1.11 | Buy |
| AVNET Express | TIP121 | 400 | $0.19 | Buy |
| element14 APAC | TIP121 | 2561 | * $1.07 | Buy |
| Newark | TIP121 | 6954 | $0.80 | Buy |
| Verical Marketplace | TIP121 | 35712 | $0.35 | Buy |
| Arrow North American Components | TIP121 | 526 | $0.60 | Buy |
| Freelance | TIP121 | 150 | Buy | |
| Future Electronics | TIP121 | 450 | $0.59 | Buy |
TIP121 Series 80 V 5 A NPN Complementary Power Darlington Transistor TO-220-3