Altronix Power Supply Charger SMP3, Single Output, 6/12/24VDC at 2.5A, 24/28VAC, Board
Clean power for every lock.
The Altronix SMP3 converts low voltage AC input to a selectable 6VDC, 12VDC or 24VDC output at 2.5A, for access control and CCTV systems.

Your readers and locks are only as good as their power.
Access control and CCTV gear needs a steady supply at the right voltage. One board that converts low voltage AC to the DC your devices expect keeps the install simple.
One board, three voltages
The SMP3 is built to power access control and security systems from a single, selectable supply.
Selectable DC output
Choose 6V DC, 12V DC or 24V DC output to match the device you are powering.

Continuous output current
Available at your choice of 6VDC, 12VDC or 24VDC.
2.5A continuous supply
Delivers 2.5A of continuous supply current for locks, readers, panels and CCTV equipment.
Wide AC input range
Accepts 16V AC to 28V AC input, so it works from common low voltage AC sources.
Battery leads included
Ships with battery leads, and the SMP3 is described as a power supply/charger.
Everything you need to know.
| Brand | Altronix |
| Model | SMP3 |
| Product Type | Proprietary Power Supply |
| Output Voltage | 6V DC, 12V DC or 24V DC selectable |
| Input | 16V AC to 28V AC |
| Output Current | 2.5A |
| Mount Type | Board Mount |
| Dimensions (H x W x D) | 2.00" x 3.00" x 3.50" |
| Operating Temperature | 32-120°F |
| Storage Temperature | -4-158°F |
| NDAA Compliant | Yes |
| Country of Origin | US |
Altronix Power Supply Charger SMP3, Single Output, 6/12/24VDC at 2.5A, 24/28VAC, Board
The Altronix SMP3 is an access control power supply: Power Supply Charger (Single Output, 6/12/24VDC at 2.5A, 24/28VAC, Board). It is aimed at security integrators, installers and facility teams who need a genuine Altronix part for new systems, expansions or replacements.
Key Features
- Input - 16V AC to 28V AC
- Output -6V DC, 12V DC or 24V DC selectable output
Specifications
- Brand: Altronix
- Model: SMP3
- Product Type: Proprietary Power Supply
- Output Voltage: 12V DC, 24V DC, 6V DC
- Depth: 3.5"
- Form Factor: Wall Mount
- Height: 2"
- Weight (Approximate): 5.60 oz
- Width: 3"
- Input Voltage: 12V DC, 6V DC
- Number of +12V Rails: 1
- Output Current: 2.5A
- Amperage: 2.5A
- Compatibility: Access Control SystemSecurity and CCTV System
- Environmental Certification: ROHS
- Environmentally Friendly: Yes
- Package Contents: SMP3 Proprietary Power SupplyBattery Leads
- Shipping weight: 0.25 lb
Typical Uses
- Powering access control locks, readers and panels
- Security, access control and CCTV systems
Please confirm that the SMP3 suits your existing equipment, mounting, wiring, power and environmental requirements before ordering, and install it according to the manufacturer's instructions and local codes. Contact us with the models of your current devices if you need help checking compatibility.
Need help with compatibility?
Looking for a manufacturer part number, compatible replacement, or quantity order? Contact Raztechs for sourcing and quote support.

Altronix SMP3, ready to order.
- SMP3 Proprietary Power Supply
- Battery Leads
Related equipment
You may also like
Altronix Power Supply/Charger for Extended Distances EFLOW104NB, Single Output, 24VDC at 10A, FAI, LinQ2 Ready
Model: Supply/Charger
Altronix Supervised Power Supply/Charger SMP3PM, Single Output, 6/12/24VDC at 2.5A, Board
Model: Supply/Charger
Altronix Power Supply/Charger with TP1640 SMP3ET, Single Output, 6/12VDC at 2.5A, BC100 Enclosure
Model: Supply/Charger
Altronix Power Supply/Charger AL1024ULXB2, Single Fused Output, 24VDC at 10A, Board
Model: Supply/Charger
Altronix Power Supply/Charger AL1024ULXPD4, Fused Outputs, 24VDC at 10A, BC400 Enclosure
Model: Supply/Charger
Altronix Power Supply/Charger Module AL400ULXPD8, 8-Output, 115VAC 3.5A Input, 12/24VDC 4A Output, Enclosure
Model: Supply/Charger
Altronix Supervised Power Supply/Charger SMP3PMCTX, Single Output, 12/24VDC at 2.5A, BC300 Enclosure
Model: Supply/Charger
Altronix Power Supply/Charger SMP7CTX, Single Output, 12/24VDC at 6A, BC300 Enclosure
Model: Supply/Charger
