Available on request
Relay module; Nominal input voltage: 12 VDC; 1 changeover contact; Red status indicator; Module width: 6 mm; 2,50 mm²; gray
MPN: 859-303 · 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 859-303 be shipped?
859-303 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 859-303 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 859-303 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 859-303, subject to availability and destination.
Relay module; Nominal input voltage: 12 VDC; 1 changeover contact; Red status indicator; Module width: 6 mm; 2,50 mm²; gray 859-303
Specifications
Notes
| Note | To protect the relay coils and contacts, inductive loads must be dampened with an effective protection circuit. |
Technical data - Control circuit
| Nominal input voltage U<sub>N</sub> | 12 VDC |
| Input voltage range | -15 … +20 % |
| Nominal input current at U<sub>N</sub> | 17 mA |
Technical data - Load circuit
| Number of changeover/switchover contacts | 1 |
| Contact material (relay) | AgSnO2 |
| Limiting continuous current | 5 A |
| Inrush current (resistive) max. | (AC) 20 A / 0.02 s |
| Switching Voltage, Max. | 250 VAC |
| Switching power (resistive) max. | AC 1250 VA; DC (see load limit curve) |
| Switching capacity | AC-15: 3 A / 250 VAC; DC-13: 2 A / 24 VDC |
| Recommended minimum load | 10 V / 10 mA; 24 V / 1 mA |
| Pull-in time (typ.) | 15 ms |
| Drop-out time (typ.) | 25 ms |
| Bounce time (typ.) | 3.5 ms |
| Electrical life (NO; resistive load; 23 °C) | 50 x 10³ switching operations |
| Mechanical life | 5 x 10⁶ switching operations |
| Switching frequency with/without load (max.) | 6 min-1 / 180 min-1 |
Technical data - Signaling
| Status indicator | Red LED |
Safety and protection
| Rated voltage | 300 V |
| Rated impulse withstand voltage | 4 kV |
| Overvoltage category | III |
| Pollution degree | 2 |
| Dielectric strength (control/load circuit) (AC, 1 min) | 4 kVrms |
| Dielectric strength (open contact) (AC, 1 min) | 1 kVrms |
| Insulation type (control/load circuit) | Reinforced insulation (safe isolation) |
| Insulation type (adjacent devices) | Reinforced insulation (safe isolation) |
| Protection type | IP20; in connected state or when using 859-525 end plate |
Connection data
| Connection technology | CAGE CLAMP® |
| Solid conductor | 0.08 … 2.5 mm² / 28 … 14 AWG |
| Fine-stranded conductor | 0.08 … 2.5 mm² / 28 … 14 AWG |
| Fine-stranded conductor; with insulated ferrule | 0.08 … 1.5 mm² / 28 … 16 AWG |
| Strip length | 5 … 6 mm / 0.2 … 0.24 inches |
Physical data
| Width | 6 mm / 0.236 inches |
| Height | 91 mm / 3.583 inches |
| Depth from upper-edge of DIN-rail | 56 mm / 2.205 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 | 0.313 MJ |
| Weight | 22 g |
Environmental requirements
| Ambient temperature (operation at U<sub>N</sub>) | -40 … +50 °C |
| Ambient temperature (storage) | -40 … +70 °C |
| Processing temperature | -25 … +50 °C |
| Temperature range of connection cable | ≥ (Tambient + 20 K) |
| Relative humidity | 5 … 95 % (no condensation permissible) |
| Operating altitude (max.) | 2000 m |
Standards and specifications
| Standards/specifications | EN 61010-2-201, EN 61810-1, EN 61373, UL 508, DNV |
Commercial data
| Product Group | 6 (INTERFACE ELECTRONIC) |
| PU (SPU) | 10 pcs |
| Packaging type | box |
| Country of origin | DE |
| GTIN | 4055143602600 |
| Customs tariff number | 85364900990 |
Product Classification
| UNSPSC | 39122334 |
| eCl@ss 10.0 | 27-37-16-01 |
| eCl@ss 9.0 | 27-37-16-01 |
| ETIM 9.0 | EC001437 |
| ETIM 10.0 | EC001437 |
| 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) |
| SCIP notification number (Austria) | 54f54d86-985c-4fd2-bb2c-2c22355ec7b1 |
| SCIP notification number (Belgium) | cab2e13b-39c4-41a7-bfef-61f7bd587596 |
| SCIP notification number (Bulgaria) | db5c73ab-82a9-496e-b5c8-1c5e9cbd059f |
| SCIP notification number (Czech Republic) | 39a729c6-b1c6-4935-9193-4fa57f03b7a3 |
| SCIP notification number (Denmark) | abb5ffc7-b266-453c-9a25-b5c178fdcb6d |
| SCIP notification number (Finland) | 93a16a3a-d91b-423a-88d9-da17d4848a9f |
| SCIP notification number (France) | 018cdd17-1263-46e0-8baf-f971fe43e18c |
| SCIP notification number (Germany) | b9cab924-1c71-4bf4-a68a-95c636792f36 |
| SCIP notification number (Hungary) | 6db6c267-fd4e-4df6-8b8f-5417a837d918 |
| SCIP notification number (Italy) | 7e579674-5ff0-48c9-a185-9dad85ea7773 |
| SCIP notification number (Netherlands) | ad21bde6-d719-48a3-ae8b-e3bf6480ea23 |
| SCIP notification number (Poland) | 58b8fe39-1792-491e-95ad-2a196ce3eae7 |
| SCIP notification number (Romania) | 09428c7a-cbc1-41dc-bc2e-170134ee139f |
| SCIP notification number (Sweden) | c914156d-35a4-409e-90f9-9a9bca72ebc5 |
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
