Enersys Datasafe 12HX135FR 30Ah 12Vdc Battery with Flame Retardant Case

SKU: 12HX135FR
Prices from £58.17 ex. VAT or £69.80 inc. VAT
Prices from £69.80
Prices from £58.17
Min order 10 batteries. Priced per project.

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Enersys Datasafe 12HX135FR 30Ah 12Vdc value regulated lead acid (VRLA) batteries with a flame retardant case and a 10year design life for use in high rate discharge applications including UPS systems. The DataSafe HX top terminal batteries gas recombination technology and are designed for superior performance and excellent service life.

Enersys Datasafe 12HX135FR Features

  • Flame retardant case and cover (UL94 V0) to meet UL1778
  • Self-resealing and flame-arresting vents
  • Battery containers and covers are hermetically sealed to provide leak resistance
  • Absorbed Glass Mat (AGM) separators with complete absorption of the electrolyte
  • High performance brass threaded receptacle with bolt terminal or faston terminals
  • Computer optimized electrochemistry for increased power up to the 15 minute rate to 1.67 Volts Per Cell (VPC)
  • 100% initial battery capacity
  • Classified as non-spillable
  • Increased energy density


  • Brass insert with threaded receptacle (12HX80 – 12HX540), bolt terminal (12HX80-FR – HX150-FR) or faston tabs (HX25-FR – HX150-FR) for maximum conductivity and ease of installation
  • Compression grommet (12HX205-FR – 12HX540-FR) or dual welded/epoxy seal (12HX25-FR – 12HX150-FR) designed for long life
  • Self-resealing, flame-arresting vents and low pressure non-return valve to prevent the ingress of atmospheric oxygen
  • Rugged high performance positive plates designed to resist corrosion and prolong active life with balanced negative plates to ensure optimum recombination efficiency
  • Thick-wall plastic containers, highly resistant to shock and vibration with a flame retardant material
  • Low resistance microporous Absorbed Glass Mat (AGM) separator to absorbed the electrolyte

Installation and Operation

  • Normal operating temperature range 12HX25-FR – 12HX150-FR minus 20 to 50degC, 12HX205-FR – 12HX540-FR minus 30 to 50deg
  • Float charging voltage 2.25-2.28 Volts per cell at 25degC
  • DataSafe HX top terminal batteries can be safely recharged at high current rates
  • DataSafe HX top terminal batteries can be stored for up to six months at 25degC before a freshening charge is required – at higher temperatures this time interval will be reduced


  • UL listing – File No MH16464 (12HX25-FR – 12HX150- FR) or MH12544 (12HX205 – 12HX540)
  • The management systems governing the manufacture of this product are ISO 9001 and ISO 14001 certified
  • Approved for shipping as non-hazardous, non-spillable as per IATA Special Provision A67 and 49 CFR

Server Room Environments supplies batteries for UPS and standby power applications including on-site battery builds, battery testing, removal and eco-friendly recycling.