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POWER PRODUCTS
ELK-P212S
Supervised Remote Power Supply
The ELK-P212S is a Supervised Remote Power Supply / Battery 
Charger, providing 12 VDC output with up to 2 Amps of total current. It 
supervises the AC Power Input as well as the rechargeable battery. It 
features relay outputs for AC and Low Battery to allow "stand-alone" 
operation with any 12 VDC control.  When used with M1, it can report 
abnormal conditions over the RS-485 four (4) wire data bus.
• 	 M1 Control allows:
	
	 - Remote power reset of powered peripherals
	
	 - Data-bus supervision of AC and Battery status
• 	 Stand-alone flexibility for all 12 VDC Controls
	
	 - Two (2) sets of DC outputs
	
	 - On-board relay to supervise battery status
	
	 - On-board relay to supervise AC status
• 	 Master AC and Battery ON/OFF Power Switch
• 	 Visual AC Power Indicator
•	 RoHS Compliant
• 	 AC Input: 16.5VAC, 45VA (TRG1640 or equiv.)
• 	 DC Output Voltage: 13.8 VDC +/- 5%
• 	 Current Rating: 2.0 Amps
• 	 Wattage: 30 Watts
• 	 DC Output Protection: Auto Resetting PTC
• 	 Rechargeable Battery Size: Max. 12 Ah
• 	 Low Battery Cutoff Threshold: ~10 Volts.
• 	 Size:  5.5" x 3.25" x 1.25"
• 	 Two (2) year warranty
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•	 Auto-Resetting PTC overload protection
•	 Selectable 6, 12, or 24 VDC Output
•	 Visual AC & DC Power Indicators
•	 Built-in Surge Suppression
• 	 Built-In Battery Charging Circuit:  
	
1.2Ah to 10Ah Capacity
•	 Size: 3” x 3” x 1”
•	 RoHS Compliant
•	 Lifetime Limited Warranty
• 	 Output Current:
	
	 • 1.2 Amps @ 6V
	
	 • 1 Amp @ 12V
	
	 • .8 Amps @ 24V
• 	 Input Transformer Requirements:
	
	 • 6V operation: 12 VAC Transformer
	
	 • 12V operation: ELK-TRG1640 (16.5 VAC)
	
	 • 24V operation: ELK-TRG2440 (24 VAC)
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ELK-P624
6, 12, or 24VDC Power Supply/Charger Board
Trouble-free, general-purpose power supplies ideal for alarms, CCTV, access 
control, cellular backup, etc. Features auto-resetting “fuseless” overload 
protection which eliminates costly service calls to replace blown fuses.
• 	 Three (3) PTC Protected Power Outputs
• 	 Master Power On/Off Switch
• 	 Visual Power Indicators
• 	 Switching Power Supply
• 	 No transformer required
• 	 Built-In Battery Charging Circuit
• 	 Regulated Output Voltage: 13.8 VDC
• 	 Continuous Current Rating: 4 Amps
• 	 AC Input Voltage Range:  
	
120 VAC @ 47-63Hz
• 	 Built-in Low Battery Cutoff: ≈ 10 Volts
• 	 Battery Recharging Capacity:  
	
1.2Ah to 10Ah
•	 RoHS Compliant
•	 Lifetime Limited Warranty
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ELK-P412
4 Amp, 12 VDC Power Supply & Battery Charger in Can

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