Macurco GBC-120-6 Gas Boiler Controller - 6 Relays (120VAC)
SKU
GBC-120-6
Model No
GBC-120-6
$905.63
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-120-6 Gas Boiler Controller is a sophisticated solution designed to enhance safety in boiler operations. It works in tandem with Macurco Gas detectors to effectively shut down boilers upon gas detection. With the capacity to control up to 8 dry contact outputs from a single or multiple detectors, this controller ensures quick intervention in potentially dangerous gas scenarios. Its user-friendly features including latching mode and an audible buzzer provide an efficient response system for emergency situations.
Macurco GBC-120-6 Key Features
- Shutdown Capability: Shutdown up to 8 boilers individually via expansion relays, ensuring tailored gas safety and system control based on specific operational needs.
- Relay Customization: Customize up to 8 10A SPDT Relays in sets of 2, allowing versatility in configuration for varied boiler systems.
- Expansion Options: Supports up to 4 expansion relay boards, adding scalability to meet the demands of larger setups.
- Power Supply: Includes a 24VDC driver for horn/strobe activation, enhancing alert systems during gas detection.
- Durable Build: Constructed from opaque Polycarbonate, rated NEMA 4X (IP66), ensuring protection against harsh environmental conditions.
- Audible Alarm: Features an audible buzzer to alert personnel immediately whenever a gas is detected, facilitating quick reactions.
- Detector Output: Output power supports up to 4 detectors, enabling a comprehensive monitoring setup.
- Voltage Options: Available in both 24V or 120V options to fit different installation requirements.
Macurco GBC-120-6 Detailed Specifications
Model | GBC-120-6 |
Relay Configuration | Up to 8 dry contact outputs |
Relay Type | 10A SPDT |
Expansion Boards | Up to 4 |
Power Supply | 24VDC for alarms |
Material | Opaque Polycarbonate |
Weather Rating | NEMA 4X (IP66) |
Audible Alarm | Yes |
Detector Support | Up to 4 detectors |
Voltage Options | 24V or 120V |
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