Sentry 300
USAutomatic Sentry 300 Replacement Linear Actuator Arm 510350  
USAutomatic Sentry 300 Replacement Linear Actuator Arm 510350

Replacement Actuator Arm for USAutomatic Sentry 300 		$418.49

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Sentry 300 Replacement A/C Kit - USAutomatic 520000  
Sentry 300 Replacement A/C Kit - USAutomatic 520000

Replacement A/C kit for the USAutomatic Sentry 300:
  • Charge Controller
  • Transformer
  • Harness
    		•  $85.28

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    USAutomatic 500028 Control Board for Sentry 300 and Ranger 500  
    USAutomatic 500028 Control Board for Sentry 300 and Ranger 500

    Quick Facts:

    • Compatible with Sentry 300 and Ranger 500
    • UL 325 Compliant
    • DIY Installation and Maintenance
    • Battery Life LED Indicator
    		 $278.99

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    Sentry 300 Replacement Charge Controller - USAutomatic 520001  
    Sentry 300 Replacement Charge Controller - USAutomatic 520001

    Replacement Charge Controller for US Automatic Sentry 300

    Quick Facts:
  • 12 / 24 vdc battery detection
  • Float charging 13.8 / 27.6 vdc
  • Battery reverse discharge protection
  • 10-amp solar charger

    		•  $65.25

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    Sentry 300 Replacement DC Transformer- USAutomatic 520009  
    Sentry 300 Replacement DC Transformer- USAutomatic 520009

    Replacement DC Transformer for the US Automatic Sentry 300

    Quick Facts:
  • 20vdc @ 1.2 amps
  • NOT weatherproof
  • Cycle of operation per day: unlimited

    		•  $24.89

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    (FM313) - Repair Kit - Front Mount (A217) - Assembly, Front End (FM315) - Asembly, Sensor Switch Repair Kit (A204) Assembly, Gear Motor (506IH-5PK) Nut Insert, Limit Switch, 5 Pack (FM314) - Repair Kit - Rear Mount (RB476) Gear Motor Rear Cover (RB473) Limit Switches (PCK506) - Power Cable (RVCTBD50) - Rev Counter Board (PCK5240) - Power Cable (R4430) - Rear Mount Kit (R4404) Scraper Seal Kit (R4415) - Housing Kit Black (R4415) - Housing Kit Black (R4415) - Housing Kit Black (FTMT5030) Front Mount w/pin Silver (R4414) Aluminum Housing Kit PRO3000/4000 (R4414) Aluminum Housing Kit PRO3000/4000 (R4200) GTO Gear Motor (RVCTBD3040) Rev Counter Board (PCK30406) Power Cable (PCK3240) - Power Cable, 40' w/ Strain Relief - SW3200XL (R4404) Scraper Seal Kit (R4415) - Housing Kit Black (R4415) - Housing Kit Black (FTMT5030) Front Mount w/pin Silver