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| PartNumber | CKRA2420E | CKRA2420-10 | CKRA2420 |
| Description | Solid State Relays - Industrial Mount DIN SSR 280VAC/20A , 18-36VAC In,ZC | Solid State Relays - Industrial Mount DIN SSR 280VAC/20A , 90-280VAC In,RN | Solid State Relays - Industrial Mount 20A 280VAC |
| Manufacturer | Sensata | Sensata | Crydom Co. |
| Product Category | Solid State Relays - Industrial Mount | Solid State Relays - Industrial Mount | Solid State Relays |
| Control Voltage Range | 18 VAC to 36 VAC | 110 VAC to 280 VAC | 110 VAC to 280 VAC |
| Mounting Style | DIN Rail | DIN Rail | DIN Rail |
| Relay Contact Form | 1 Form A (SPST-NO) | 1 Form A (SPST-NO) | - |
| Load Voltage Rating | 24 VAC to 280 VAC | 24 VAC to 280 VAC | 24 VAC to 280 VAC |
| Load Current Rating | 20 A | 20 A | 20 A |
| Input Current | 10 mA | 5 mA | 5 mA |
| Output Type | SCR | SCR | AC, Zero Cross |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 80 C | + 80 C | - |
| Series | CKR24 | CKR24 | CKR24 |
| Length | 81.3 mm | 81.3 mm | - |
| Width | 22.5 mm | 22.5 mm | - |
| Height | 99 mm | 99 mm | - |
| Contact Form | SPST (1 Form A) | SPST (1 Form A) | - |
| Product | SSR - Solid State Relays | SSR - Solid State Relays | Power Relays |
| Termination Style | Screw | Screw | Screw Terminal |
| Type | Indicator | Indicator | Indicator |
| Brand | Crydom | Crydom | - |
| Input to Output Isolation Method | Optical | Optical | - |
| Product Type | SSR - Solid State Relays | SSR - Solid State Relays | - |
| Factory Pack Quantity | 20 | 20 | - |
| Subcategory | Relays | Relays | - |
| Unit Weight | 9.876709 oz | 9.876709 oz | - |
| RoHS | - | Y | - |
| Packaging | - | - | Bulk |
| Package Case | - | - | SSR with Integrated Heat Sink |
| Mounting Type | - | - | DIN Rail |
| Supplier Device Package | - | - | - |
| Voltage Input | - | - | 90 ~ 280VAC |
| Circuit | - | - | SPST-NO (1 Form A) |
| On State Resistance Max | - | - | - |
| Voltage Load | - | - | 24 ~ 280 V |
| Relay Type | - | - | Relay |
| Load Current | - | - | 20A |
| Pd Power Dissipation | - | - | 0.5 W |