Altronix MAXIMAL77FD 16 PTC Class 2 Relay Outputs Access Power Controller with Power Supply/Chargers, BC800 Enclosure
SKU
MAXIMAL77FD
Model No
MAXIMAL77FD
$983.46
Product Highlights
- 120VAC 60Hz, 9 amp input
- Sixteen (16) Access Control System trigger inputs
- 24VDC outputs
- Maximum output current: 24VDC @ 9.6 amp plus 24VDC @ 9.6 amp
- Power-limited outputs

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The Altronix MAXIMAL77FD 16 PTC Class 2 Relay Outputs Access Power Controller with Power Supply/Chargers is an essential device for efficiently managing access control systems. This robust controller converts 120VAC 60Hz input into sixteen independently controlled 24VDC outputs, featuring PTC protection and allowing for both Fail-Safe and Fail-Secure settings. Additionally, it supports various access control hardware while facilitating emergency egress and alarm monitoring, making it a versatile choice for securing premises.
Altronix MAXIMAL77FD Key Features
- Input Voltage: Converts 120VAC 60Hz into 24VDC outputs, providing a reliable power source for access control systems.
- Output Control: Sixteen (16) independently controlled outputs offer flexibility to accommodate multiple devices.
- Power Protection: PTC protected power-limited outputs ensure safety and reduce risk of equipment damage.
- Versatile Modes: Outputs can be configured in Fail-Safe and/or Fail-Secure modes, enhancing security options.
- Auxiliary Outputs: Sixteen (16) auxiliary outputs rated at 2.5 amps each support additional devices without compromising performance.
- Regulated Power Supply: Built-in power supply offers filtered and electronically regulated outputs for consistent performance.
- Safety Features: Includes thermal and short circuit protection with auto-reset for enhanced reliability.
- Fire Alarm Connectivity: Fire Alarm disconnect feature provides critical safety integration with selectable output options.
- Battery Backup: Automatic switchover to standby battery during AC failure ensures uninterrupted operation.
- LED Indicators: Red LEDs indicate triggered outputs while green LEDs show FACP disconnect status for easy monitoring.
Altronix MAXIMAL77FD Detailed Specifications
| Input Voltage | 120VAC 60Hz, 9 amp |
| Trigger Inputs | Sixteen (16) Access Control System trigger inputs |
| Output Voltage | 24VDC |
| Maximum Output Current | 24VDC @ 9.6 amp plus 24VDC @ 9.6 amp |
| PTC Output Rating | PTC outputs rated @ 2 amp each |
| FACP Interface | Supports Emergency Egress and Alarm Monitoring |
| Built-in Charger | For sealed lead acid or gel type batteries, 3.6 amp maximum charge current |
| AC Input Fuse Rating | 6.3 amp/250V |
| Main Fuse Rating | ACM8CB boards main fuse rated at 10 amp |
| LED Indicators | Red and Green LEDs for output and system status |
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