| Allied Electronics | 70119120 | 1 | | 1 | |
 Digi-Key | 480-3817-ND | 1 | 52 | 1 | |
 Newark | 04M8394 | 1 | | 1 | 1 @ $44.06, 5 @ $43.37, 10 @ $42.66, 25 @ $42.14, 50 @ $37.19, 100 @ $36.37 |
| Grainger | 24A059 | 1 | | 1 | |
 Zoro | G4627445 | 1 | 186 | 1 | 1 @ $48.49 |
| 1Source | BZ-2RQ77 | 1 | | 1 | |
| Peerless Electronics | BZ-2RQ77 | 1 | Call for availability | 1 | 1 @ $23.15, 10 @ $21.05, 25 @ $18.74 |
| Galco | BZ-2RQ77 | 1 | | 1 | |
 TME | BZ-2RQ77 | 1 | | 1 | |
| Platt.com | 0908220 | 1 | | 1 | |
 Carlton Bates Company | 78454916850 | 1 | | 1 | 1 @ $39.10 |
 NRI Industrial | D216297 | 1 | | 1 | 1 @ $38.67 |
 Raptor Supplies | AB7THB | 1 | | 1 | 1 @ $90.37 |
 AmazonTP | B00HNEGB90 | 1 | | 1 | 1 @ $40.64 |
| AmazonSC | B00HNEGB90 | 1 | -2 | 1 | 1 @ $48.00 |
| AmazonUNK | B00HNEGB90 | 1 | -2 | 1 | 1 @ $40.64 |
| Digi-Key | 2742928 | 1 | 143 | 1 | 1 @ $56.52, 10 @ $49.45, 25 @ $45.22, 50 @ $42.39, 100 @ $40.27, 250 @ $38.86 |
| sustainablesupply.com | C1174561 | 1 | -2 | 1 | 1 @ $32.95 |
| Newark | 82Y6215 | 1 | | 1 | |
 Onlinecomponents.com | BZ-2RQ77 | 2 | 20 | 1 | 2 @ $22.87, 100 @ $19.19, 1000 @ $17.72, 10000 @ $17.72 |
| RS Delivers | 842-6693 | 1 | 18 | 1 | 1 @ $36.67 |
 simsupply.com | ZO-G4627445 | 1 | 97 | 1 | 1 @ $61.12 |
 kempstoncontrols.co.uk | BZ-2RQ77 | 1 | | 1 | 1 @ $10628.23 |
| standardelectricsupply.com | 26741 | 1 | | 1 | 1 @ $8352.00 |
 ebay.com_plccenter | BZ-2RQ77 | 1 | -2 | 1 | 1 @ $137.99 |
 ebay.com_nextdayelectric | BZ-2RQ77 | 1 | -2 | 1 | 1 @ $134.99 |
 ebay.com_coastalelectricsupply | BZ-2RQ77 | 1 | -2 | 1 | 1 @ $124.99 |
 ebay.com_idealsurplus | BZ-2RQ77 | 1 | -2 | 1 | 1 @ $35.81 |
 Radwell | BZ-2RQ77 | 1 | 1 | 1 | 1 @ $50.31 |
 ebay.com_grainger | BZ-2RQ77 | 1 | -2 | 1 | 1 @ $132.58 |
| RS Delivers | 2508594840 | 1 | | 1 | |
| Hutch and Son | BZ-2RQ77 | 1 | | 1 | |
 midwestapplianceparts.com | BZ-2RQ77-HM-P | 1 | | 1 | 1 @ $73.17 |
 galesburgelectric.com | BZ-2RQ77 | 1 | -2 | 1 | 1 @ $52.64 |
 cappusa.com | 769072 | 1 | 29 | 1 | 1 @ $0.00 |
 Galco | BZ-2RQ77-MCRO | 1 | | 1 | 1 @ $0.00 |
| us.rs-online.com | 70119120 | 1 | 658 | 1 | 1 @ $45.01, 3 @ $43.46, 5 @ $42.00, 25 @ $40.65, 50 @ $39.38, 100 @ $38.18 |
| RS Online | 8426693 | 1 | | 1 | |
| alliedcontrols.com | BZ-2RQ77 | 1 | Factory Stock | 1 | 1 @ $77.71 |