Available on request
Solid-state relay module; Nominal input voltage: 230 V AC/DC; Output voltage range: 0 … 30 VDC; Limiting continuous current: 3 A; 2-wire connection; Yellow status indicator; Module width: 6 m
MPN: 857-728 · Brand: Wago
Price on request
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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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Quick facts
| Availability | Confirmed on request |
| Category | Relay and Optocoupler Modules |
| Lifecycle | active |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
Shipping & availability
When can 857-728 be shipped?
857-728 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 857-728 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 857-728 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 857-728, subject to availability and destination.
Solid-state relay module; Nominal input voltage: 230 V AC/DC; Output voltage range: 0 … 30 VDC; Limiting continuous current: 3 A; 2-wire connection; Yellow status indicator; Module width: 6 mm; gray 857-728
Specifications
Technical data - Control circuit
| Nominal input voltage U<sub>N</sub> | 230 VAC/VDC |
| Input voltage range (low level) | 0 … 60 VAC/VDC |
| Input voltage range (high level) | 200 … 253 VAC/DC |
| Nominal input current at U<sub>N</sub> | 4 mA |
Technical data - Load circuit
| Circuit type | 2-wire connection |
| Limiting continuous current | 3 A |
| Inrush current (resistive) max. | (AC) 15 A / 0.01 s |
| Nominal output voltage | 24 VDC |
| Output voltage range | 0 … 30 VDC |
| Voltage drop | ≤ 0.12 VDC |
| Leakage current at rated voltage | ≤ 1 µA |
| Switching current (min.) | 50 µA |
| Turn-on time | ≤ 4.5 ms |
| Turn-off time | ≤ 10 ms |
| Switching frequency | ≤ 20 Hz |
Technical data - Signaling
| Status indicator | Yellow LED |
Safety and protection
| Rated voltage | 300 V |
| Overvoltage category | III |
| Pollution degree | 2 |
| Dielectric strength (control/load circuit) (AC, 1 min) | 3.51 kVrms |
| Insulation type (control/load circuit) | Basic insulation |
| Insulation type (between adjacent devices of the same type) | Reinforced insulation (safe isolation) |
| Insulation type (to adjacent devices of different types) | Basic insulation |
| Protection type | IP20 |
Connection data
| Connection technology | Push-in CAGE CLAMP® |
| Solid conductor | 0.34 … 2.5 mm² / 22 … 14 AWG |
| Fine-stranded conductor | 0.34 … 2.5 mm² / 22 … 14 AWG |
| Fine-stranded conductor; with insulated ferrule | 0.34 … 1.5 mm² / 22 … 16 AWG |
| Strip length | 9 … 10 mm / 0.35 … 0.39 inches |
Physical data
| Width | 6 mm / 0.236 inches |
| Height | 94 mm / 3.701 inches |
| Depth from upper-edge of DIN-rail | 81 mm / 3.189 inches |
Mechanical data
| Mounting type | DIN-35 rail |
| Mounting position | horizontal (standing/lying); vertical |
Material data
| Note (material data) | Information on material specifications can be found here |
| Color | gray |
| Insulation material (main housing) | Polyamide (PA66) |
| Material group | I |
| Flammability class per UL94 | V0 |
| Fire load | 0.58 MJ |
| Weight | 31 g |
Environmental requirements
| Ambient temperature (operation at U<sub>N</sub>) | -20 … +70 °C |
| Ambient temperature (storage) | -40 … +70 °C |
| Processing temperature | -25 … +50 °C |
| Temperature range of connection cable | ≥ (Tambient + 30 K) |
| Relative humidity | 5 … 85 % (no condensation permissible) |
| Operating altitude (max.) | 2000 m |
Standards and specifications
| Standards/specifications | EN 61000-6-2, EN 61000-6-3, EN 61373, EN 61010-2-201, UL 508 |
Basic relay
| WAGO Basic Relay | 857-162 |
Commercial data
| Product Group | 6 (INTERFACE ELECTRONIC) |
| PU (SPU) | 25 (1) pcs |
| Packaging type | Box |
| Country of origin | DE |
| GTIN | 4045454835484 |
| Customs tariff number | 85365005000 |
Product Classification
| UNSPSC | 39122334 |
| eCl@ss 10.0 | 27-26-15-03 |
| eCl@ss 9.0 | 27-26-15-03 |
| ETIM 9.0 | EC001504 |
| ETIM 10.0 | EC001504 |
| ECCN | NO US CLASSIFICATION |
Environmental Product Compliance
| CAS-No. | 7439-92-1, 79-94-7 |
| REACH Candidate List Substance | 2,2',6,6'-tetrabromo-4,4'-isopropylidenediphenol, Lead |
| RoHS Compliance Status | Compliant,With Exemption |
| RoHS Exemption | 7(a), 7(c)-I |
| SCIP notification number (Bulgaria) | a11ddb13-73a2-402f-8c62-084e7ef393df |
| SCIP notification number (Czech Republic) | f2e0ce4a-21ae-46f0-98e1-8a5e410776af |
12-month warrantyon all new stock
3-month warrantyon used & refurbished parts
30-day returnsno restocking fee on unused parts
Global shippingFast, tracked delivery worldwide
