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Wago 857-181
Basic solid-state relay; Nominal input voltage: 24 VDC; Output voltage range: 0 … 24 VDC
- MPN
- 857-181
- Category
- Relay and Optocoupler Modules
Price and lead time confirmed within 1 business day
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- 12-month warranty (new) · 3-month (used/refurbished)
- 30-day returns, no restocking fee on unused parts
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What is the Wago 857-181?
Basic solid-state relay; Nominal input voltage: 24 VDC; Output voltage range: 0 … 24 VDC 857-181
Specifications
Notes
| Note | Optocouplers and solid state relays are designed for use in signal processing networks that are not supplied directly by the low-voltage power supply network. |
Technical data - Control circuit
| Nominal input voltage U<sub>N</sub> | 24 VDC (SELV) |
| Input voltage range (low level) | 0 … 4 VDC |
| Input voltage range (high level) | 16.8 … 30 VDC |
| Nominal input current at U<sub>N</sub> | 7 mA |
Technical data - Load circuit
| Circuit type | 2-wire connection |
| Limiting continuous current | 8 A |
| Nominal output voltage | 24 VDC (SELV) |
| Output voltage range | 1 … 30 VDC |
| Voltage drop | ≤ 0.8 VDC |
| Leakage current at rated voltage | ≤ 1 µA |
| Switching current (min.) | 10 mA |
| Turn-on time | ≤ 60 µs |
| Turn-off time | ≤ 250 µs |
| Switching frequency | ≤ 500 Hz |
Safety and protection
| Dielectric strength (control/load circuit) (AC, 1 min) | 3.51 kVrms |
Physical data
| Width | 5 mm / 0.197 inches |
| Height from the surface | 15 mm / 0.591 inches |
| Depth | 28 mm / 1.102 inches |
Mechanical data
| Mounting type | Pluggable module |
Material data
| Note (material data) | Information on material specifications can be found here |
| Insulation material (main housing) | Polyamide (PA66) |
| Flammability class per UL94 | V0 |
| Weight | 3.6 g |
Environmental requirements
| Ambient temperature (operation at U<sub>N</sub>) | -30 … +80 °C |
| Ambient temperature (storage) | -40 … +100 °C |
| Relative humidity | 5 … 95 % (no condensation permissible) |
| Operating altitude (max.) | 2000 m |
Commercial data
| PU (SPU) | 20 pcs |
| Packaging type | Box |
| Country of origin | DE |
| GTIN | 4055143724319 |
| Customs tariff number | 85365005000 |
Product Classification
| UNSPSC | 39122330 |
| ETIM 9.0 | EC001437 |
| ETIM 10.0 | EC001437 |
| ECCN | NO US CLASSIFICATION |
Environmental Product Compliance
| RoHS Compliance Status | Compliant,No Exemption |
857-181: frequently asked questions
When can 857-181 be shipped?
857-181 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up 857-181 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for 857-181 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 857-181, subject to availability and destination.
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Wago 857-181Price and lead time confirmed within 1 business day
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