| PartNumber | 8551MZQE2 | 8551MCQE2 | 8551MZQE3 |
| Description | Pushbutton Switches (ON)-OFF SPST SOLDER | Pushbutton Switches Pushbutton | SWITCH PUSH SPST-NO 3A 120V |
| Manufacturer | C&K Switches | C&K Switches | - |
| Product Category | Pushbutton Switches | Pushbutton Switches | - |
| RoHS | Y | Y | - |
| Illuminated | Non-Illuminated | Non-Illuminated | - |
| Lamp Type | - | - | - |
| Contact Form | SPST | SPST | - |
| Switch Function | OFF - (ON) | OFF - (ON) | - |
| Current Rating | 1 A | 3 A | - |
| Voltage Rating AC | 125 VAC | 125 VAC | - |
| Voltage Rating DC | 28 VDC | 28 VDC | - |
| Mounting Style | Through Hole | Through Hole | - |
| Termination Style | Solder Pin | Solder Pin | - |
| Contact Plating | Silver | Silver | - |
| Actuator | Plunger | Round | - |
| Series | 8500 | 8500 | - |
| Terminal Seal | Epoxy | Epoxy | - |
| Brand | C&K | C&K | - |
| Flammability Rating | UL 94 V-0 | UL 94 V-0 | - |
| Actuator Style | Plunger | Round | - |
| Product Type | Pushbutton Switches | Pushbutton Switches | - |
| Factory Pack Quantity | 80 | 80 | - |
| Subcategory | Switches | Switches | - |
| Unit Weight | 0.125117 oz | - | - |
| Product | - | Standard Switches | - |
| Cap Color | - | Black | - |
| Features | - | Pushbutton Switches | - |
| Height | - | 22.21 mm | - |