
Omron G7J3A1BTAC100120 Relay
The Omron G7J-3A1B-T AC100/120 is a high-capacity 4-pole electromechanical relay engineered for heavy-duty HVACR applications, effectively functioning as a compact contactor. This unit features a 3PST-NO/SPST-NC contact configuration, providing three normally open poles and one normally closed pole to manage complex motor and resistive load switching. With a 25A rated current, it is purpose-built for air conditioner compressors, heater controllers, and motor drivers where high dielectric strength is required to prevent failure during peak demand.
The 100/120VAC coil is designed to handle voltage fluctuations common in industrial environments, featuring high-performance hinge mechanisms that eliminate contact chattering during momentary drops down to 50% of the rated voltage. The quick-connect #250 terminals facilitate fast field installation and secure wiring in high-vibration equipment. Built with UL94V-0 flame-resistant materials and silver alloy contacts, this relay ensures reliable arc suppression and thermal stability across an operating range of -25°C to 60°C.
Key Benefits- High Switching Capacity: Rated for up to 25A, making it suitable for both inductive motor loads and resistive heating elements.
- Chatter-Free Operation: Advanced design prevents contact bounce and chattering during significant voltage sags, protecting downstream components.
- Multi-Pole Versatility: The 3NO/1NC configuration allows for simultaneous control of multiple circuits, reducing the need for additional auxiliary relays.
- Industrial Durability: Withstanding over 4 kV between contacts of different polarity and between coil and contacts for superior insulation.
- Compact Contactor Alternative: Provides the performance of a contactor in a significantly smaller footprint for space-constrained control panels.
Can this relay be used to replace a standard 4-pole contactor?
Yes, the G7J series is specifically designed with the high capacity and dielectric strength necessary to serve as a contactor in motor switching and power supply control circuits.
What is the purpose of the 3PST-NO/SPST-NC contact form?
This configuration allows you to power three main lines (such as a 3-phase load or multiple single-phase components) while utilizing the single NC contact for a feedback loop or status indicator.
Are special brackets required for mounting the G7J-3A1B-T?
This specific model is designed for W-bracket mounting. Ensure your enclosure or panel is prepped for bracket attachment to secure the relay against vibration.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $74.30
-65%$74.30
$26.00Omron G7J3A1BTAC100120 Relay
The Omron G7J-3A1B-T AC100/120 is a high-capacity 4-pole electromechanical relay engineered for heavy-duty HVACR applications, effectively functioning as a compact contactor. This unit features a 3PST-NO/SPST-NC contact configuration, providing three normally open poles and one normally closed pole to manage complex motor and resistive load switching. With a 25A rated current, it is purpose-built for air conditioner compressors, heater controllers, and motor drivers where high dielectric strength is required to prevent failure during peak demand.
The 100/120VAC coil is designed to handle voltage fluctuations common in industrial environments, featuring high-performance hinge mechanisms that eliminate contact chattering during momentary drops down to 50% of the rated voltage. The quick-connect #250 terminals facilitate fast field installation and secure wiring in high-vibration equipment. Built with UL94V-0 flame-resistant materials and silver alloy contacts, this relay ensures reliable arc suppression and thermal stability across an operating range of -25°C to 60°C.
Key Benefits- High Switching Capacity: Rated for up to 25A, making it suitable for both inductive motor loads and resistive heating elements.
- Chatter-Free Operation: Advanced design prevents contact bounce and chattering during significant voltage sags, protecting downstream components.
- Multi-Pole Versatility: The 3NO/1NC configuration allows for simultaneous control of multiple circuits, reducing the need for additional auxiliary relays.
- Industrial Durability: Withstanding over 4 kV between contacts of different polarity and between coil and contacts for superior insulation.
- Compact Contactor Alternative: Provides the performance of a contactor in a significantly smaller footprint for space-constrained control panels.
Can this relay be used to replace a standard 4-pole contactor?
Yes, the G7J series is specifically designed with the high capacity and dielectric strength necessary to serve as a contactor in motor switching and power supply control circuits.
What is the purpose of the 3PST-NO/SPST-NC contact form?
This configuration allows you to power three main lines (such as a 3-phase load or multiple single-phase components) while utilizing the single NC contact for a feedback loop or status indicator.
Are special brackets required for mounting the G7J-3A1B-T?
This specific model is designed for W-bracket mounting. Ensure your enclosure or panel is prepped for bracket attachment to secure the relay against vibration.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
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Description
The Omron G7J-3A1B-T AC100/120 is a high-capacity 4-pole electromechanical relay engineered for heavy-duty HVACR applications, effectively functioning as a compact contactor. This unit features a 3PST-NO/SPST-NC contact configuration, providing three normally open poles and one normally closed pole to manage complex motor and resistive load switching. With a 25A rated current, it is purpose-built for air conditioner compressors, heater controllers, and motor drivers where high dielectric strength is required to prevent failure during peak demand.
The 100/120VAC coil is designed to handle voltage fluctuations common in industrial environments, featuring high-performance hinge mechanisms that eliminate contact chattering during momentary drops down to 50% of the rated voltage. The quick-connect #250 terminals facilitate fast field installation and secure wiring in high-vibration equipment. Built with UL94V-0 flame-resistant materials and silver alloy contacts, this relay ensures reliable arc suppression and thermal stability across an operating range of -25°C to 60°C.
Key Benefits- High Switching Capacity: Rated for up to 25A, making it suitable for both inductive motor loads and resistive heating elements.
- Chatter-Free Operation: Advanced design prevents contact bounce and chattering during significant voltage sags, protecting downstream components.
- Multi-Pole Versatility: The 3NO/1NC configuration allows for simultaneous control of multiple circuits, reducing the need for additional auxiliary relays.
- Industrial Durability: Withstanding over 4 kV between contacts of different polarity and between coil and contacts for superior insulation.
- Compact Contactor Alternative: Provides the performance of a contactor in a significantly smaller footprint for space-constrained control panels.
Can this relay be used to replace a standard 4-pole contactor?
Yes, the G7J series is specifically designed with the high capacity and dielectric strength necessary to serve as a contactor in motor switching and power supply control circuits.
What is the purpose of the 3PST-NO/SPST-NC contact form?
This configuration allows you to power three main lines (such as a 3-phase load or multiple single-phase components) while utilizing the single NC contact for a feedback loop or status indicator.
Are special brackets required for mounting the G7J-3A1B-T?
This specific model is designed for W-bracket mounting. Ensure your enclosure or panel is prepped for bracket attachment to secure the relay against vibration.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












