SECURITRON AQD6 DUAL VOLTAGE 6 AMP SWITCHING POWER SUPPLY
The Securitron AQD4 Series of switching power supplies are dual voltage, UL listed, supervised units. These units are field selectable with an integrated battery charger. They provide 6 Amp at 12VDC or 24VDC continuous, with up to 16 independently controlled power limited outputs.
FEATURES & BENEFITS
- Available with a single relay fire trigger or individually triggered relayed outputs
- All combinations of AQ power supplies and distribution boards are UL listed
- Dual voltage 12 or 24 VDC field selectable continuous output
- Tolerates brownout or overvoltage input ± 15% of nominal voltage
- Circuit breaker protects against overcurrent and reverse battery faults
- Up to 82% efficiency which results in decreased operating costs and lengthens the lifespan of electronics
- Thermal shutdown protection with auto restart
- Integrated battery charging circuit prevents overvoltage on locking devices
SPECIFICATIONS
Electrical
- 12 VDC or 24 VDC field selectable output
- 115 VAC input
- Supports up to two (2) sealed gel, AGM or wet lead acid batteries
- Up to 90% efficiency
- Low voltage ripple design as low as 240 mV p-p
Environmental
- Operating Temperature: -4° to 122° F (-20° to 50° C)
DOWNLOADS & RESOURCES
Manufacturer Resources
Product Specs
- Series:
- AQD Series
- Warranty:
- Lifetime Replacement
- Fire Alarm Relay:
- Yes
- Product Group:
- Electronic Access Controls
- Product Subgroup:
- Controllers, Power Supplies and Transformers
- Subcategory:
- Power Supply
- Commercial/Residential:
- Commercial
- Product Type:
- Power Supplies
- Electronic:
- Yes
- Power:
- 6 Amps
- Current:
- 4A
- Product Model:
- SEC-AQD6
- Product Voltage:
- 12/24VDC
- Product Category:
- Electronic Access Controls
- Department:
- Door Hardware
Securitron AQD6-8C1R2 – Frequently Asked Questions
1) Can the Securitron AQD6 power supply run 12 VDC locks and 24 VDC locks?
The AQD6 is a dual voltage unit, field selectable for 12 VDC or 24 VDC continuous output at 6 amps. You pick one voltage for the whole supply, not per output, so every device fed from it has to run on the same voltage. Input is 115 VAC. If you have a mix of 12 V and 24 V hardware on one opening set, you need two supplies or you need to standardize the lock voltage.
2) How many door outputs can I get on the AQD6 with a distribution board?
Distribution board choices come in 4 output and 8 output configurations, and each output is independently controlled and power limited. Relay count is ordered separately from output count: 0, 1, 2, or 8 relays. So an 8 output board with 8 relays gives you individual fire-trigger release per door, while an 8 output board with 1 relay drops all doors together on one trigger.
3) Does the Securitron AQD6 release maglocks on a fire alarm signal?
Yes, it carries a fire alarm relay. You can order it with a single relay fire trigger that drops all outputs at once, or with individually triggered relayed outputs so only the zone in alarm releases. Relay counts available are 1, 2, or 8; a 0 relay board has no fire trigger built in, so don't order that one for maglocks on an egress path.
4) Glass fuses or PTC Polyswitch outputs on the AQD6 distribution board, which should I order?
Both are offered. Glass fuses blow and have to be physically replaced, which is a service call but gives you a clear visual of which circuit faulted. PTC Polyswitch outputs are self resetting, so a temporary overload or a shorted lock lead clears itself once the fault is removed, with no spare fuses to stock. For multi building or hard to reach panels, PTC saves trips. Either type comes in 1 amp or 2 amp ratings per output.
5) Does the Securitron AQD6 support battery backup for access control doors?
Yes. It has an integrated battery charging circuit and supports up to two sealed gel, AGM or wet lead acid batteries. The charging circuit is designed to prevent overvoltage reaching the locking devices, and a circuit breaker protects against overcurrent and reverse battery connection. Batteries are a separate purchase, sized to the standby time your inspector requires.
6) Is a 6 amp power supply overkill for two or three doors?
Often yes. The AQD6 at 6 amps with 4 or 8 distributed outputs is built for a floor or a building riser, not a pair of openings. For a small job, the Von Duprin PS902 base power supply is 2A and 12/24 VDC field selectable, and the RCI DKPS-2A gives 8 outputs at 12/24 VDC 2A. SDC also has the 632 Series at 2 amps and the 634 Series at 4 amps, both dual voltage selectable. Go to the AQD6 when total lock draw plus battery charging approaches or exceeds 4 amps.
7) I am standardizing power supplies across a building. What do I need to specify when ordering the AQD6?
Four decisions on the order: number of outputs (4 or 8), number of relays (0, 1, 2 or 8), fuse type (glass or PTC Polyswitch) and fuse rating per output (1 amp or 2 amp). Voltage is not an order option, it is set in the field for 12 or 24 VDC. Batteries for standby are ordered separately, up to two sealed gel, AGM or wet lead acid. Spec the same fuse type across the building so your techs carry one kind of spare.
8) What is the closest 6 amp dual-voltage alternative to the Securitron AQD6 power supply?
The BEST PS161-6 is the nearest match on capacity: it runs a 120V input with 12/24V output at 6A, the same 6 amp class and dual-voltage arrangement as the Securitron AQD6, which provides 6 amps at 12 or 24 VDC field selectable. The difference is in the output side - the AQD6 is ordered with a distribution board giving 4 or 8 independently fused outputs and 0, 1, 2 or 8 relays, while the PS161-6 is described for delayed egress exit device duty.
9) I only need to power one or two locks - is there a smaller alternative to the Securitron AQD6?
Yes. For a single device, the Von Duprin PS902 base power supply gives 2A at 12/24 VDC field selectable, and the Command Access PS204/204B provides 2A at 24VDC with battery backup. The SDC 620 (1 amp), SDC 631 (1.5 amp) and SDC 632 (2 amp) are also dual-voltage selectable at lower capacity. The Securitron AQD6 is built for larger openings counts at 6 amps with a multi-output distribution board.
10) Should I order 1 amp or 2 amp fusing per output on the AQD6?
Match it to the device on that door. 1 amp outputs suit electric strikes, maglocks and most electrified trim. 2 amp outputs are for higher draw hardware such as motorized latch retraction or heavier maglocks that pull more on inrush. Remember the supply total is 6 amps regardless, so eight 2 amp outputs cannot all pull full rating at once. Size the total connected load against the 6 amp budget.
11) Can I mount this power supply in an unheated garage or a parking structure?
Operating range is -4 to 122 F (-20 to 50 C), so an unheated but enclosed space is within spec. It also tolerates brownout or overvoltage input within plus or minus 15 percent of nominal, and has thermal shutdown with automatic restart if it does overheat. This is commercial rated equipment, not a weatherproof enclosure, so keep it out of direct rain and washdown.
12) Will the AQD6 run motorized latch retraction exit devices?
MLR exit devices have a high inrush and manufacturers generally specify a supply matched to the device. The 2 amp fused output option on the AQD6 distribution board is the one to specify for higher draw hardware, but if you are feeding Precision or BEST MLR devices, the purpose built BEST RPSMLR2 power supply is made for motorized latch retraction. For delayed egress exit devices, BEST offers the PS161-6 at 120V input, 12/24V output, 6A.
13) Is the RCI DKPS-2A the same thing as the Securitron AQD6 with distribution board?
They share the multi-output concept but not the capacity. The RCI DKPS-2A offers 8 outputs at 12/24VDC and 2A for access control systems. The Securitron AQD6 also supports an 8-output distribution board configuration but delivers 6 amps at 12 or 24 VDC, and its distribution board can be ordered with glass or PTC Polyswitch fusing at 1 or 2 amp per output.
14) Which of these power supplies looks like a substitute for the Securitron AQD6 but is not?
A few items sit in the same family without doing the same job. The ROFU 10305-LA power transfer hinge, rated 1.5A at 42V, transfers power through the door rather than generating it. The Command Access CAT Field Tester is a portable 12-24VDC unit that runs off DeWalt, Makita and Milwaukee batteries for bench and field testing. The BEST ELR150 is a power supply control module, and the Detex 10-800 is a universal logic controller with a 120VAC/24VDC supply and battery backup. None of these replace a 6 amp 12/24 VDC supply with a multi-output distribution board.
15) What is the difference between the Securitron AQD6 and a linear power supply like the SDC 634?
The SDC 634 is a 4 amp regulated and filtered low voltage supply with dual voltage selection, and the Command Access PS1 and PS210 are linear designs at 1 amp and 1.5 amp respectively at 24VDC. The Securitron AQD6 is a switching design rated up to 82 percent efficiency with thermal shutdown and auto restart, a circuit breaker for overcurrent and reverse battery faults, and tolerance for input swings of plus or minus 15 percent of nominal.
16) I need a small plug-in supply for one strike, not a boxed unit like the Securitron AQD6 - what works?
The ROFU 9126T plug-in mini power supply provides 12 VDC at 1.5A with a built-in time delay, and the Adams Rite PS-1 is a regulated 1 amp 12/24 volt DC supply with battery backup. Both are single-device scale. The Securitron AQD6 is a 6 amp commercial unit that supports up to two sealed gel, AGM or wet lead acid batteries and distributes power across independently fused outputs.
17) Can I use the Aiphone AC-PS1250 in place of the Securitron AQD6?
The Aiphone AC-PS1250 is a UL listed 12V DC 5A supply intended for AC Series access control kits, so it is fixed at 12V and tied to that kit. The Securitron AQD6 is field selectable between 12 and 24 VDC at 6 amps, and all combinations of AQ power supplies and distribution boards are UL listed, which matters if you may move to 24V locks later.
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Absolutely. The Securitron AQD6-8C1R2 is backed by a manufacturer’s warranty.
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