MD420 Emergency Battery Power Supply
$3,590.00
Model Number: TS420
Technical Description
Benefits
- Simultaneously provides one primary power output and three lighting power outputs
- Pitot/Static ports or optional switch input provides ability to work in automatic mode without pilot intervention
- Arms at beginning of flight
- Activates instantly upon power loss
- Recharges during flight
- Turns off after flight
- Powers LED or incandescent lighting at 5, 14 or 28 VDC
- Remote, mini-annunciation switch (with automatic dimming) controls test and manual operations
- Field replaceable battery module(s)
- Quality Mil-Spec connectors included
- Designed and built in Wichita, Kansas, USA
- One-year limited warranty
Specifications
National Stock Number (NSN)
6130-01-564-7588
Capacity
1.0 Ah (0.05C) at 25° C
Input Power
10 – 32 VDC, 0.25A nominal, 4.0A max
at 14 VDC/2.0A max at 28 VDC
Output Power
18 VDC nominal, 1.6 amps max
Weight
3.2 lbs
Dimensions (approx.)
3.35” H x 6.75” L x 3.38” W
Mating Connector
25-pin female D-Sub (MD25F20JVL0 or equivalent)
9-pin female D-Sub (MD9F20JVL0 or equivalent)
Annunciator Lighting
LED backlighting, automatic internal dimming
Battery Charging
Automatic recharging when main power is present
Compatibility
Provides 60 minutes or more of backup power to Mid-Continent’s Electric Attitude Indicator Model 4200 or 4300 and lighting power for two additional instruments (5, 14 or 28V)
Battery run time will vary depending on total power load and battery charge status
Certification
FAA TSO-C4c certified
RTCA DO-160E certified
Weight | 0.1 lbs |
---|---|
Dimensions | 0.1 × 0.1 × 0.1 in |
Brand |
Mid-Continent Instruments and Avionics |

SHIPPING INFORMATION
We can ship by UPS, or USPS and DHL Express. We ship nationally, and internationally.
Carriers In Use

SHIPPING COSTS
- International Shipping Quote has to be done manually due to dimensions, weight, end destination, and more. Please E-Mail us.
- Any manner or method is available, call if you need Priority 1-2 day or overnight shipping.
- We are shipping with UPS or USPS and DHL Express