Power Supply P-512241A - 12 or 24 Volt, 1 AMP Power Supply P-512243A - 12 or 24 Volt, Power Supply B-5243A - 12 or 24 Volt, Power Supply Battery Backup-up S-131MS & S-131AS.PDF S-132MS & S-132AS S-133MS & S-133AS S-234MS & S-234AS S-236MS & S-236AS S-133