| Onlinecomponents.com | LS2Z51A | 56.55 | 1 | 2 | | HONEYWELL | | 56.55 @ 1 |
| iodParts | LS2Z51A | 58.16 | 5 | 35 | | Honeywell | | 58.16 @ 5 |
  | Carlton Bates Company | 78454916916 | 74.73 | 1 | In Stock | | HONEYWELL | | 74.73 @ 1 |
| Hotenda | H3999925 | 76.8 | 1 | In Stock | | Honeywell Sensing and Control | | 76.8 @ 1 |
| Waldom | HONEYWELL LS2Z51A | 90.58 | 1 | 33 | | HONEYWELL | | 90.58 @ 1 |
| Newark | 45AJ5304 | 92.16 | 1 | In Stock | | HONEYWELL | | 92.16 @ 1 |
| Digi-Key | 3542446 | 108.26 | 10 | In Stock | | Honeywell Sensing and Productivity Solutions | | 108.26 @ 1 |
  | Zoro | G705804467 | 117.99 | 1 | In Stock | | Honeywell | | 117.99 @ 1 |
| us.rs-online.com | 70364527 | 133.16 | 1 | In Stock | | Honeywell | | 133.16 @ 1 |
  | Radwell | LS2Z51A | 140.0 | 5 | In Stock | | HONEYWELL MICROSWITCH | | 140.0 @ 5 |
| standardelectricsupply.com | 2327742 | 1180.9 | 1 | In Stock | | Honeywell | | 1180.9 @ 1 |