Battery Failsafe Devices
Low Voltage Battery Alarms
A division of MTR Design
PO BOX 1555
Santa Barbara, California 93116
“Keeping you informed”
LCD Low Battery Alarm
Monitors battery voltage from +12 to +48 volts
The next generation of Battery Support Systems for all battery types.
Battery Failsafe Devices™ has introduced products to meet the needs
of running a battery voltage too low. With a wide range of settings, we’ve got you covered!
The device comes with a large LCD voltage readout and L.E.D. indicator along with buzzer to warn of low voltage.
Multi-color L.E.D. configurations indicates the battery status.
Measures 2 x 4 x 1 plus mounting ears
Microprocessor controlled Low Battery Alarm for all battery systems.
This device will monitor your battery voltage and warn you of unsafe levels.
The Low Battery Alarm is completely user adjustable with 9 low voltage settings to support your battery voltage needs.
$61.50 each +
shipping 
For shipping outside the U.S.A. contact us via email prior to ordering
For more product information, call 805-683-9684
or email: bfd@mtrdesign.com
Features:
Current draw of only +2.0 milliamps
Easy to read LCD voltage read out
Nine easily adjustable low voltage alarm settings
Senses voltage when connected to battery source
Loud audible alarm with LED visual warning
Prevents battery failure and battery cell damage
6 foot DC power cord
Optional relay switching control available (Call or email for pricing)
Optional remote LED warning lamp (Call or email for pricing)
Optional remote 105dB buzzer (Call or email for pricing)
Mounting tabs for best viewing location
1 Year Warranty
Click HERE to download the settings information (PDF)
Uses for the Low Battery Alarm are:
-Battery Backup Systems
- RV house batteries
-Trolling motor battery
- Marine batteries
- Auxiliary Power Units (APU)
- Travel trailers
- Power gate backup battery
- Generator battery
- Battery backup safety equipment
**************************************************************************************
LCD Dual Low Battery Alarm
Monitors battery voltage for +12 or +24 volts
The next generation of Battery Support Systems for dual battery applications.
Battery Failsafe Devices™ has introduced products to meet the needs
of running a battery voltage too low. With a wide range of settings, we’ve got you covered!
The device comes with a large LCD voltage readout and L.E.D. indicator along with buzzer to warn of low voltage.
Multi-color L.E.D. configurations indicates the battery status.
Measures 2 x 4 x 1 plus mounting ears
Microprocessor controlled Low Battery Alarm for dual battery systems.
This device will monitor your battery voltage and warn you of unsafe levels.
The Dual Low Battery Alarm is completely user adjustable with 10 low voltage settings to support your battery voltage needs.
$125.50 each +
shipping 
For shipping outside the U.S.A. contact us via email prior to ordering
For more product information, call 805-683-9684
or email: bfd@mtrdesign.com
Features:
Voltage sensing for +12 or +24 volts
Easy to read LCD voltage read out
Ten easily adjustable low voltage alarm settings
Senses voltage when connected to battery source
Loud audible alarm with LED visual warning
Prevents battery failure and battery cell damage
Current draw of only 4 milliamps.
6 foot, 3 wire power cable for battery connections.
Optional relay switching control available (Call or email for pricing)
Optional LCD backlight, on demand night viewing. (Call or email for pricing)
Optional panel mount, external 105dB buzzer (Call or email for pricing)
Optional external LED lamp for distant viewing. (Call or email for pricing)
Mounting tabs for best viewing location
1 Year Warranty
Click HERE to download the settings information (PDF)
**************************************************************************************
Low Battery Alarm XL
Alarm XL is an all-new Micro Processor Controlled Low Battery Alarm.
Now can be configured from +6 volts up to +48 volt applications.
Our Alarm XL gives off a loud 4-sequence tone, along with the LED lamp turning from green to flashing red.
Measures 1 ˝ X 2 with mounting ears.
$31.50
For shipping outside the U.S.A. contact us via email prior to ordering
Note: This device comes preset, please call or email
with your alarm set point prior to ordering
For more product information, call 805-683-9684
Click HERE to download the information sheet (PDF)
or email: bfd@mtrdesign.com
Please contact us about custom configurations to meet your needs
Please click here to email us with any questions or comments.
