Altronix MAXFIT3F8AP Access Power Controller Kit

Overview

The Altronix MAXFIT3F8AP is a comprehensive access control power solution designed for professional security integrators and system designers. This kit combines the BC750 enclosure with eFlow6NB power management, ACM8 access control module, and PD8UL power distribution—delivering a fully integrated platform for access control installations requiring centralized power supervision and battery backup capability. The MAXFIT3F8AP addresses the core requirement of reliable, supervised power delivery across multiple access points in a single, field-proven assembly.

Key Features

• Integrated Kit Design: BC750 enclosure bundles eFlow6NB power supply, ACM8 access control module, and PD8UL output board into one pre-assembled solution, reducing field assembly time and configuration errors
• eFlow6NB Power Supply: Delivers regulated power with integrated battery charging capability for backup runtime during mains failure
• ACM8 Access Control Module: Provides supervised access control logic and relay outputs for door lock, request-to-exit, and alarm functions
• PD8UL Distribution Board: Eight output channels with individual current limiting and LED status indication for each output, enabling per-point power supervision
• Battery Backup Support: Integrated battery charging ensures hold-up power for access points during AC loss, maintaining emergency egress and audit trail continuity
• Enclosure-Based Deployment: BC750 form factor provides wall-mount or DIN-rail installation flexibility for both retrofit and new construction access control systems

Integration & Compatibility

The MAXFIT3F8AP kit is engineered for integration into access control systems where supervised power distribution and relay-based door control are required. The ACM8 module provides the control intelligence, while the PD8UL handles power distribution with output-level supervision. This architecture supports systems using 12VDC or 24VDC auxiliary devices (request-to-exit buttons, door position sensors, supplemental locks) alongside the primary access control interface. The kit's modular design—with eFlow6NB, ACM8, and PD8UL as discrete but integrated components—allows system designers to understand and replace individual modules without redesigning the entire power chain.

Package Contents

• BC750 steel enclosure with DIN rail and mounting hardware
• eFlow6NB regulated power supply with battery charger
• ACM8 access control module
• PD8UL eight-output power distribution board

Jerry Tildsen

Perspective based on aggregated IP Security Depot and affiliated engineering team experience.

I have specified the Altronix MAXFIT3F8AP in several multi-door access control deployments, and the kit approach eliminates the common site-assembly issues we used to see when procuring enclosure, power, and control modules separately. The bundled configuration arrives pre-wired and tested, which significantly reduces on-site commissioning time and firmware mismatches between eFlow6NB and ACM8.

Technical Highlights:

• Supervised Power Distribution: The PD8UL provides output-level current monitoring, so you can detect short circuits or excessive load on individual doors before they cascade into system-wide power loss.
• Battery Charging Integrated: eFlow6NB handles UPS-style charging and float maintenance—no separate charger or external relay logic required for backup power.
• Relay-Based Control: ACM8 output relays work with any standard 12VDC or 24VDC lock solenoid, request-to-exit button set, or alarm circuit, making it compatible with existing door hardware without replacement.

Deployment Considerations:

• Size the backup battery (not included in kit) based on the total current draw of all eight outputs and your required hold-up duration—typically 4–8 AH for four-door systems with 15–30 minute backup runtime.
• Verify that your access control software or host system can communicate with the ACM8 via its designated protocol (typically Wiegand or RS-485) before installation to avoid delays during system integration.

For integrators managing mid-scale access control systems, the MAXFIT3F8AP eliminates the variability of field-assembled kits and delivers a consistent, factory-tested platform. I recommend it when you need supervised power, battery backup, and relay-based control in a single enclosure.