| Allied Electronics | 70278037 | 1 | | 1 | |
 Digi-Key | 480-4613-ND | 1 | | 50 | 1 @ $40.45, 10 @ $38.07, 25 @ $36.88 |
 Newark | 23F4117 | 200 | | 200 | 100 @ $49.62 |
| 1Source | BZ-2RQ18T | 1 | | 1 | |
| RS Online | 8426674 | 1 | | 1 | |
| Galco | BZ-2RQ18T | 1 | | 1 | |
| Galco | BZ2RQ18T | 1 | | 1 | |
 Carlton Bates Company | 78454916765 | 1 | | 1 | 1 @ $51.46 |
 swatee.com | BZ-2RQ18T | 1 | 1 | 1 | 1 @ $68.07 |
| iodParts | BZ-2RQ18T | 1 | 33 | 1 | |
| Digi-Key | 2742915 | 1 | | 1 | 1 @ $52.57, 10 @ $49.47, 25 @ $47.93, 50 @ $44.83, 100 @ $42.36, 250 @ $41.12, 500 @ $40.20 |
 Onlinecomponents.com | BZ-2RQ18T | 1 | 62 | 1 | 1 @ $35.66, 10 @ $26.34, 100 @ $25.87, 1000 @ $25.49, 10000 @ $25.30 |
| LCOMP | 78454916765 | 1 | | 1 | 1 @ $51.46, 10 @ $51.46, 100 @ $51.46, 1000 @ $51.46, 10000 @ $51.46 |
| RS Delivers | 842-6674 | 1 | | 1 | 1 @ $44.60 |
 kempstoncontrols.co.uk | BZ-2RQ18T | 1 | | 1 | 1 @ $12912.10 |
| standardelectricsupply.com | 2308962 | 1 | | 1 | 1 @ $10146.00 |
 Radwell | BZ-2RQ18T | 50 | 1 | 50 | 1 @ $65.00 |
 Zoro | G805812683 | 1 | | 1 | 1 @ $92.98 |
 Galco | BZ-2RQ18T-MCRO | 1 | | 1 | 1 @ $0.00 |
| us.rs-online.com | 70278037 | 1 | | 1 | 1 @ $66.15, 3 @ $62.45, 5 @ $59.15, 25 @ $56.18, 50 @ $52.61 |
| Newark | 76AK2498 | 200 | | 200 | 1 @ $63.91, 300 @ $58.98 |