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| PartNumber | 21EN9-15 | 21EN9-12 | 21EN9-6 |
| Description | Basic / Snap Action Switches N.O./N.C. SPDT 4A Enclosed Switch | Basic / Snap Action Switches N.O./N.C. SPDT 4A Enclosed Switch | Limit Switches ENCLOSED SW DPDT 4A Top Roller PLGR WIRE |
| Manufacturer | Honeywell | Honeywell | Honeywell |
| Product Category | Basic / Snap Action Switches | Basic / Snap Action Switches | Limit Switches |
| RoHS | N | N | N |
| Contact Form | SPDT | SPDT | DPDT |
| Switch Function | ON - (OFF), OFF - (ON) | ON - (OFF), OFF - (ON) | - |
| Illumination Color | - | - | - |
| Brand | Honeywell | Honeywell | Honeywell |
| Illuminated | Non-Illuminated | Non-Illuminated | Non-Illuminated |
| Lamp Type | - | - | - |
| Mounting Style | Chassis Mount | Chassis Mount | - |
| Product Type | Snap Action Switches | Snap Action Switches | Limit Switches |
| Factory Pack Quantity | 1 | 1 | 1 |
| Subcategory | Switches | Switches | Switches |
| Actuator | - | - | Roller Plunger |
| Current Rating | - | - | 4 A |
| Voltage Rating AC | - | - | - |
| Voltage Rating DC | - | - | 28 VDC |
| Operating Force | - | - | 26.69 N to 53.38 N |
| Termination Style | - | - | Wire Lead |
| Mounting | - | - | Panel |
| Type | - | - | Sealed Limit Switch |
| Actuator Style | - | - | Roller Plunger |
| Maximum Operating Temperature | - | - | + 85 C |
| Minimum Operating Temperature | - | - | - 54 C |
| Unit Weight | - | - | 8.889038 oz |