This is a 2-pole DPDT (Double Pole Double Throw) general purpose power relay from Omron’s G2R series. It features a 24 VDC coil, 5A contact rating, LED indicator + built-in flyback diode with mechanical operation indicator, and uses an 8-pin plug-in mounting design. It is widely used for industrial automation interfaces, Uscite del PLC, and equipment control. Questo modello è attualmente fuori produzione (EOL), and replacement with equivalent or upgraded models from the same series is recommended.
- Complete Model Definition
Modello standard: G2R-2-SND DC24(S) (“G2R-2-SNDC24(S)” as input by the user is a common abbreviation)
| Parte | Senso | Descrizione |
| G2R | Serie di prodotti | Omron classic general purpose power relay series |
| 2 | Numero di poli | 2 poli (DPDT) |
| S | Tipo base | Plug-in terminal type, standard dimensions |
| N | Caratteristica | With LED operation indicator |
| D | Funzione di protezione | Built-in flyback diode (coil surge suppression) |
| DC24 | Specifiche della bobina | 24 VDC coil |
| (S) | Special Marking | Transparent housing with mechanical operation indicator |
- Specifiche tecniche principali
| Parametro | Specifica | Note |
| Configurazione dei contatti | 2-pole DPDT (2NO + 2NC) | Double Pole Double Throw, 8 pins |
| Corrente nominale | 5A @ 380VAC / 125VCC | Carico resistivo, AC-15 / DC-13 |
| Contact Dielectric Strength | 500VCA / VCC | Between coil and contacts |
| Tensione di resistenza all'impulso | 10,000V | High safety margin |
| Materiale di contatto | AgSnIn (Silver-Tin-Indium) | Anti-welding, arc-resistant, extended service life |
| Tensione della bobina | 24 VCC | Operating range: 16.8 ~ 26.4V |
| Coil Current | 25.6mA | Coil resistance approx. 1.1 k惟 |
| Consumo energetico della bobina | ca. 0.61W | Design a basso consumo |
| Mounting Style | 8-pin plug-in | Compatible with dedicated G2R sockets, supporta il montaggio su guida DIN |
| Protection Structure | Sealed type (con copertura) | Dustproof and moisture-proof, maggiore sicurezza |
| Operate / Tempo di rilascio | Massimo. 15SM / Massimo. 10SM | Standard response speed |
| Vita meccanica | 10 milioni di operazioni | Under rated conditions |
| Vita elettrica | 100,000 operazioni (5UN, 250VCA) | Carico resistivo |
| Temperatura operativa | -40掳C ~ +85掳C | Wide temperature range for industrial environments |
- Caratteristiche del prodotto & Vantaggi
- Integrated Design: Combines LED indicator, built-in flyback diode, and mechanical operation indicator, simplifying wiring and status monitoring.
- Sicuro & Affidabile: 500V dielectric strength between coil and contacts, 10,000V impulse withstand voltage, conforme agli standard di sicurezza internazionali.
- Installazione semplice: 8-pin plug-in design enables quick replacement, compatible with standard sockets and DIN rail systems.
- Custodia trasparente: I modelli con (S) suffix use a transparent case for direct visual inspection of contact status.
- Universal Compatibility: Suitable for switching AC and DC loads; AgSnIn contact material adapts to various operating conditions.
- Applicazioni
- Automazione industriale: PLC output expansion, relay control panels, machine tool electrical systems.
- Equipment Control: Controllo motorio, solenoid valve actuation, heater and lighting system switching.
- Automazione degli edifici: Controllo del sistema HVAC, access control and security device interfaces.
- Instrumentation: Signal switching in test equipment, control circuits in medical devices.
- Gestione energetica: Auxiliary control for PV inverters, switching circuits in UPS systems.
- Replacement Model Solutions (Key Information)
This model is discontinued (EOL). Below are officially recommended and compatible alternatives:
5.1 Direct Replacements within Omron Same Series
| Modello sostitutivo | Somiglianze | Differenze | Raccomandazione |
| G2R-2-SND DC24 | 2-pole DPDT, 24VCC, 5UN, with LED + diode | No mechanical indicator, opaque housing | ★★★★★ (Pienamente compatibile) |
| G2R-2-SNDI DC24(S) | 2-pole DPDT, 24VCC, 5UN, with LED + diode + mechanical indicator | With manual test button (I=Test) | ★★★★☆ (Funzioni migliorate) |
| G2R-2-S DC24 | 2-pole DPDT, 24VCC, 5UN | No LED indicator, no diode | ★★★☆☆ (Versione base) |
5.2 Upgraded Replacement Solutions
| Replacement Series | Modello campione | Vantaggi | Applicazioni |
| G2RL Series (Ufficialmente consigliato) | G2RL-2-SND DC24 | Lower power consumption (0.36W), dimensione più piccola | Applications with high energy-saving requirements and limited space |
| G2R-S Series | G2R-2-SND DC24-R | Enhanced RoHS compliance, identical performance | New design projects meeting latest standards |
| G2R-K Series | G2R-2-KSND DC24 | With key lock to prevent mis-insertion, improved safety level | High-vibration or frequent plugging/unplugging environments |
5.3 Compatible Replacements from Other Brands
| Marca | Modello | Compatibilità | Vantaggio di prezzo |
| Schneider | RXM2LB2BD | 2-pole DPDT, 24VCC, 5UN | ca. -10% ~ -15% |
| Siemens | 3RT2016-1BB01 | Similar specifications, industrial-grade quality | ca. +5% ~ +10% |
| ABB | CR-M230AC2L | 2-pole DPDT, 24VCC, 5UN | ca. 0% ~ +5% |
| Marchi nazionali cinesi | Chint JZX-22F/2Z-DC24V | Pienamente compatibile, elevato rapporto costo-prestazioni | ca. -30% ~ -50% |
- Complete Model List for G2R Series S(S) Sottoserie (2-Pole)
| Tipo di bobina | Modello | Caratteristiche | Corrente nominale |
| Bobina CC | G2R-2-SDC12 | Tipo base, no LED / diode | 5UN |
| G2R-2-SNDC24 | Con indicatore LED | 5UN | |
| G2R-2-SD DC24 | With diode | 5UN | |
| G2R-2-SND DC24 | With LED + diode | 5UN | |
| G2R-2-SND DC24(S) | With LED + diode + mechanical indicator + transparent housing | 5UN | |
| G2R-2-SNDI DC24(S) | With LED + diode + mechanical indicator + pulsante di prova | 5UN | |
| Bobina CA | G2R-2-S AC24 | Tipo base, 24VCA | 5UN |
| G2R-2-SN AC110 | Con indicatore LED, 110VCA | 5UN | |
| G2R-2-SN AC220 | Con indicatore LED, 220VCA | 5UN |
- Selezione & Linee guida per l'acquisto
- Status Confirmation: Original model G2R-2-SND DC24(S) è interrotto; prioritize replacement models for procurement.
- Compatibilità di montaggio: Maintain 8-pin plug-in mounting to ensure compatibility with existing sockets.
- Function Matching: Select models with/without LED, diode, and mechanical indicator based on requirements.
- Tipo di carico: Per carichi induttivi, models with flyback diode (suffix D) are mandatory to protect drive circuits.
- Inventory Management: For legacy equipment using this model, stock replacement parts or consider overall control system upgrades.
Complete Model List for Omron G2R-2-S Series
(8-pin plug-in, 2-pole DPDT, 5UN)
Classified by standard type / con indicatore / with diode / with LED + diode / with mechanical indicator (S), including all DC24V models.
- Model Naming Rule (G2R-2-S□□ DC□)
G2R: Serie
2: 2 poli (DPDT / 2NO + 2NC)
S: 8-pin plug-in terminal
N: With LED operation indicator
D: With coil flyback diode (soppressione dei picchi)
IO: With manual test button
(S): Transparent housing + mechanical operation indicator
DC24: Tensione della bobina 24 VCC
1) Standard Basic Type (No Indicator, No Diode)
G2R-2-SDC12
G2R-2-S DC24
G2R-2-S AC24
G2R-2-S AC110
G2R-2-S AC220
2) With LED Indicator (N)
G2R-2-SN DC12
G2R-2-SNDC24
G2R-2-SN AC24
G2R-2-SN AC110
G2R-2-SN AC220
3) With Flyback Diode (D)
G2R-2-SD DC12
G2R-2-SD DC24
G2R-2-SD DC48
G2R-2-SD DC110
4) With LED + Diode (ND) — Most Common in Industry
G2R-2-SND DC12
G2R-2-SND DC24
G2R-2-SND DC48
G2R-2-SND DC110
5) With LED + Diode + Indicatore meccanico (Transparent Housing S)
G2R-2-SND DC12 (S)
G2R-2-SND DC24 (S) (Your model)
G2R-2-SND DC48 (S)
6) With LED + Diode + Indicatore meccanico + Test Button (IO)
G2R-2-SNDI DC12 (S)
G2R-2-SNDI DC24 (S)
G2R-2-SNDI DC48 (S)
- Exact Match for Your Model
Your Model: G2R-2-SND DC24 (S)
2-pole DPDT (8 pins)
5A contacts
24 VDC coil
With LED + built-in diode + transparent housing mechanical indicator
- Direct Replacement List (Compatibile, 8-spillo, 5UN, 24VCC)
- G2R-2-SND DC24 (No transparent housing / mechanical indicator, most common replacement)
- G2R-2-SNDI DC24 (S) (With additional test button)
- G2RL-2-SND DC24 (Upgraded low-power version)
- RXM2LB2BD (Schneider equivalent)
Contattore,interruttore automatico,inverter solare,contatore elettrico,batterie solari



















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