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RS250B-D8M8 LifeSafety Power FlexPower RS250 Series 4 Amp 12VDC 8 Managed and 8 Auxiliary Outputs Access Control Power Supply in UL Listed Indoor 19 W x 3.5 H x 14 D Rackmount Electrical Enclosure

SKU: RS250B-D8M8
  • 120VAC input or user select 230VAC supports data center electrical systems
  • Each input and output has dedicated two terminal pair
  • Direct power supply output terminals for flexibility
  • High capacity battery charging | Independent charging circuit
  • Automotive fuses for improved ease of service
  • Removable faceplate for serviceability
  • Form C contact transfer for AC Loss or brownout
  • Form C contact transfer for abnormal system operation
  • Latching or Non-latching | Remote reset capability
  • Normally Open, Normally Closed, Voltage, or Polarity Reversal Activation
More details...
Availability: 2 to 3 Week Lead Time
Ordering Notes: Dealers Only
MSRP Price: $1,799.00
Online Price: $1,200.00
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Product Details

FLEXPOWER ISCAN RS SERIES is a networked 12/24VDC single or dual voltage, rack mount power system with multiple managed outputs designed specifically for the access control, security, CCTV and mass notification segments of the life safety industry.


Input Power

  • Input 120/230 VAC 50/60 Hz
  • Thermal overload protection / Short circuit protection

Output Power

  • RS250B - 250 Watts: maximum of 4 amps at 12 VDC and 8 amps at 24 VDC (factory default to 24 & 12VDC)

Output Distribution

  • Eight or sixteen lock outputs, fused at 3A each Individually selectable Mag Lock/Strike (Fail-Safe, Fail-Secure) solid state fuse protected outputs
  • Eight auxiliary outputs fused at 3A each - available on RS250B-D8M8 models only Individually selectable outputs on dual voltage systems


  • AC input, DC1, and DC2 output
  • Low battery and battery presence supervision (form C contacts)
  • AC fail supervision (form C contacts)
  • System Fault, AC Fault, Ground Fault, Reverse Battery

External Indicators

  • AC on master on/off switch
  • Front Panel Individual Output Status LEDs

Battery Charging

  • Maximum charge current 2.0 amp
  • Independent built-in charger for sealed lead acid or gel type batteries
  • Microprocessor dual rate charging of 12 or 24 V battery sets
  • Automatic switchover to standby battery when AC fails
  • Zero voltage drop when switched over to battery backup

Regulatory Compliance

  • UL294 / UL603 / ULC S318 / ULC S319 / CSA C22.2 #107.1 / CSA 22.2 #60950 / FCC / CE

BTU Rating

  • RS250, RS250B 109 BTU/Hr

Physical Dimensions

  • 2U rack mount (19.00"W x 3.50"H x 14"D) Weight 19 lbs.

RS250B-D8M8 Specifications PDF

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DWG - 800 Shames Drive , Westbury , NY 11590 , USA - 516-933-4900
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