| American DJ (ADJ Products) | ZB-EXN | | |
| Atlas/Thorn | M/58 | | |
| Bulbrite | 641350 | EXN | |
| CEW Lighting | 51430 | EXN | |
| Cool Lux | Mini-Cool FOS-4 | | |
| Display Lamp | Halo Z31 | | |
| Eiko | 15042 | EXN | |
| General Electric | 14788 | Q50MR16/FL (EXN) | |
| General Electric | 20833 | Q50MR16/C/FL40 | |
| General Electric | 20867 | Q50MR16C/CG40(EXN) | |
| General Electric | 25482 | Q50MR16/FL 12 (EXN) | |
| General Electric | 85296 | Q50MR16/FL-PQ3/6 | |
| Grainger | 1K325 | | |
| Grainger | 1K349 | | |
| Halco | 107124 | MR16EXN/SC | |
| Halco | 107484 | MR16EXN | |
| Imported Lamp Code | 119811 | | |
| Imported Lamp Code | 21831-3 | | |
| Imported Lamp Code | 41870WFL | | |
| Osram Sylvania | 54207 | 50MR16/FL40-12V-EXN | |
| Osram Sylvania | 58596 | 50MR16/B/FL/35 | |
| Philips | 378059 | 50MR16/FL36 EXN | |
| Philips | 378182 | 50MRC16/FL36 PRO EXN 50PK 12V | |
| Satco | S1960 | 50MR16/FL | |
| Satco | S3463 | 50MR16/FL | |
| SLI Lighting | 60268 | Q50MR16/FL EXN | |
| Sunlite | 03210 | EXN | |
| Ushio | 1000398 | EXN, JR12V-50W/FL36 | |
| Westinghouse | 445600 | 50MR16Q/FL | |
| Westinghouse | 458600 | 50MR16Q/FL | |
| Imported Lamp Code | 52360 | | |
| Imported Lamp Code | 6461 | | |
| Hikari | MR-8041PC | MR16 EXN Cover | Available |
| Hikari | MR-8041C | MR16 EXN | Available |
| Osram Sylvania | 58309 | 50MR16/T/FL35/C(EXN) 12V | Available |
| Green Energy Lighting (GELCO) | 11350-GEL | EXN 12V-50W/W | |
| Green Energy Lighting (GELCO) | 11373-GEL | EXN 12V-50W/W/FG | |
| Green Energy Lighting (GELCO) | 11350-PECJ | EXN 12V-50W/W | |
| Green Energy Lighting (GELCO) | 11373-PECJ | EXN/FG 12V-50W/W/FG | |
| Green Energy Lighting (GELCO) | 11461-PECJ | EXN 12V-50W/W/3600K | |
| Green Energy Lighting (GELCO) | 11464 | EXN 12V-50W/W/FG/3600K | |
| Standard Products | 50893 | H50MR16/FL/CG/4M/GX5.3/12V/EXN STD | |
| Standard Products | 50891 | H50MR16/FL/4M/GX5.3/12V/EXN STD | |
| Norman Lamps | EXN-C/ER | EXN-C/ER | |
| Norman Lamps | EXN-C | EXN Halogen Bulb 12V 50W | |
| Grainger | 4DA25 | | |
| Grainger | 4LV94 | | |
| Microlites | 12-050-23R | | |
| Microlites | 12-050-23R/G | | |
| Canimpex | 12-050-23R | | |
| Canimpex | 12-050-23R/G | | |
| Biclite | 11198 | EXN | |
| Biclite | 11336 | EXN | |
| Biclite | 11337 | EXN | |
| Biclite | 11338 | EXN | |
| Biclite | 11372 | EXN | |
| Biclite | 11373 | EXN | |
| Biclite | 11374 | EXN | |
| Biclite | 11698 | EXN | |
| Biclite | 11720 | EXN | |
| Biclite | 11721 | EXN | |
| Orbitec | 131985 | H 63218 C | |
| Orbitec | 133023 | H 43218 | |
| Orbitec | 130324 | H 63218 | |
| Orbitec | 130346 | H 41870 WFL | |
| Orbitec | 130651 | H 63218 ALU | |
| Orbitec | 133027 | H 43218 F | |
| Orbitec | 133018 | H 10218 F | |
| Orbitec | 131995 | H 63218 FC | |
| Orbitec | 130317 | H 63218 F | |
| Orbitec | 130407 | H 46870 WFL | |
| Orbitec | 132014 | H 44870 WFL | |
| Orbitec | 131759 | HN 60207 | |
| Orbitec | 130357 | H 63218 GOLD F | |