Macurco GBC-120-8 Gas Boiler Controller - 8 Relays (120VAC)
SKU
GBC-120-8
Model No
GBC-120-8
$1,033.50
Product Highlights
- Shutdown up to 8 boilers individually via expansion relays
- Customize up to 8 10A SPDT Relays (sets of 2)
- Customize up to 4 expansion relay boards
- 24VDC driver for horn/strobe
- Opaque Polycarbonate, NEMA 4X (IP66)

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The Macurco GBC-120-8 Gas Boiler Controller is an essential solution for safely managing boiler systems in environments where gas detection is critical. Designed to work seamlessly with Macurco Gas detectors, this controller can effectively shut down up to 8 boilers when hazardous gases like carbon monoxide or combustible gases are detected. Featuring customizable relay options and robust construction, it ensures safety and reliability for your gas boiler systems.
Macurco GBC-120-8 Boiler Control Features
- Shutdown capability: Shutdown up to 8 boilers individually via expansion relays for enhanced safety across multiple systems.
- Relay customization: Customize up to 8 10A SPDT Relays (sets of 2) to meet specific operational needs.
- Expandable relays: Supports up to 4 expansion relay boards for flexible installations and configurations.
- Alarm integration: 24VDC driver for horn/strobe connections to alert personnel during an emergency.
- Durable construction: Opaque Polycarbonate housing, NEMA 4X (IP66) rated, suitable for harsh conditions.
- Audible alert: Built-in audible buzzer provides immediate alerting of gas detection events.
- Detector support: Output power supports up to 4 detectors, optimizing safety measures across large areas.
- Voltage options: Available in both 24V or 120V options, ensuring compatibility with existing systems.
Macurco GBC-120-8 Detailed Specifications
| Feature | Details |
|---|---|
| Model | GBC-120-8 |
| Relay Capacity | 8 Relays (10A SPDT) |
| Detectable Gas Types | Carbon Monoxide, Natural Gas, Propane |
| Detector Support | Up to 4 detectors |
| Driver Voltage | 24VDC for horn/strobe |
| Construction | Opaque Polycarbonate, NEMA 4X (IP66) |
| Voltage Options | 24V or 120V |
| Audible Alarm | Built-in buzzer |
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