Batteries and Solar
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      What battery sizes are available?

      This article contains information on battery capacities and nominal voltage for the products Carmanah offers.

      The batteries listed below are non-proprietary and can be purchased locally via a battery vendor or directly from Carmanah. For clarification on the battery needed for your system Contact Carmanah.

      The following sizes are available:

      Beacon Systems

      Product Generation Number of Batteries Model Battery Specifications
      Gen 1 (Legacy)¹ 1 R820, R247, R829

      Voltage = 4 V

      Capacity = 50 Ah
      Gen 2  (Legacy)²³ 1 or 2 R820, R247, R829

      Type = Sealed Lead Acid (AGM)

      Voltage = 12 V

      Capacity = 17.2 Ah

      Terminal Type = NB

      Gen 3 (Legacy)

      		 1 SC315

      Type = Sealed Lead Acid (AGM)

      Voltage = 12 V

      Capacity = 35 Ah

      Terminal Type = NB
      Gen 3 (E Series) 2

      R920-E, R820-E,

      R247-E, R829-E

      Type = Sealed Lead Acid (AGM)

      Voltage = 12 V

      Capacity = 7 Ah

      Terminal Type = F1
      Gen 3 (F Series) 2

      R920-F, R820-F,

      R247-F, R829-F

      Type = Sealed Lead Acid (AGM)

      Voltage = 12 V

      Capacity = 18 Ah

      Terminal Type = NB
      Gen 3 (G Series) 1

      SC315-G, R820-G,

      R247-G, R829-G

      Type = Sealed Lead Acid (AGM)

      Voltage = 12V

      Capacity = 35/55/100 Ah

      Terminal Types = various

      ¹Legacy battery no longer available. Contact Carmanah.

      ²Legacy capacity; replaced with 18 Ah equivalent.

      ³Batteries from Carmanah come with new cabling.

      * Terminal types:

      • NB = secured using a nut and bolt 
      • F1 = Faston terminals (for slip-on connectors)
      • Various = different sized terminals for securing with nut and bolt

      SpeedCheck Radar Speed Signs

      Model Number of Batteries Battery Specifications
      SPEEDCHECK-12 up to 3

      Type = Sealed Lead Acid (AGM)

      Voltage = 12 V

      Capacity = 18 Ah

      Terminal Type = NB

      SPEEDCHECK-15

      SPEEDCHECK-18

      Cabinet = 1

      Integrated solar kit¹ = up to 2

      Type = Sealed Lead Acid (AGM)

      Voltage = 12V

      Capacity = 35/55/100 Ah

      Terminal Type = various

      ¹Integrated solar kit versions of the SPEEDCHECK-15/18 utilize the same battery type as SPEEDCHECK-12

      *Terminal types:

      • NB = secured using a nut and bolt 
      • Various = different sized terminals for securing with nut and bolt