Toggle Nav
Cart
Menu
Account
Pilatus PC-12, PC-12/45, PC-12/47, PC-12/47E, PC-12/NG, PC-12/NGX

Pilatus PC-12, PC-12/45, PC-12/47, PC-12/47E, PC-12/NG, PC-12/NGX Lithium-ion Battery STC Kit

STC Partner
Finnoff Aviation Products
Certifying Aviation AuthorityFAA, TCCA
How to Buy Purchase Type Availability List Price Your Price Purchase
REQUEST PRICING REQUEST PRICING
TB40 Lithium-ion Battery Description

Reduce your aircraft battery weight and increase your useful load. The True Blue Power Gen5 TB40 Lithium-ion Aircraft Battery is TSO certified, features a built-in automatic heater and allows you to fully recharge within 30 minutes. This intelligent battery is engineered with a Built-in Test (BIT) indicator to communicate real-time state-of-charge and state-of-health data, on demand.

Start Lighter

Cut aircraft battery weight and increase your useful load

  • Save up to 50 pounds per battery
  • Increase your useful load
    • More passengers
    • More cargo
    • More fuel
    • More design flexibility
  • Gain the most power per pound

Start Faster

Protect your engine and extend component life

  • Get cooler, faster engine starts
    • 7 starts in 7 minutes
  • Improve starter generator efficiency
  • Outperform all others in extreme temps, from -40°C to +70°C, with a built-in automatic heater
  • Fully recharge your battery within 30 minutes

Start Smarter

Get real-time state-of-charge and state-of-health information on demand

  • Receive constant monitoring, protection, and capacity data with our proprietary Battery Management System (BMS)
  • Save time and money with the longest lasting batteries on the market
    • 8-year average useful life — that’s 4x longer than lead-acid and NiCad batteries
  • Eliminate battery maintenance
    • Gen5 batteries require no capacity checks
TB40 Lithium-ion Battery Specifications
Benefits
  • 40 amp-hour nominal at 23°C/73°F
  • Weighs 36.6 lbs. — up to 60% less than lead-acid and NiCad solutions
  • Proprietary lithium-ion cell chemistry
  • Higher voltage during engine start — Less wear, less maintenance and increased useful life
  • Superior high-temperature and cold-weather performance from -40°C to +70°C (-40°F to +158°F)
  • More than 1 amp-hour per pound
  • Automatic internal heater
  • Overcharge, over-discharge, over-current, short circuit, over-temperature, under-temperature and charge current limiting protection
  • Built-in Test (BIT) Indicator communicates real-time state-of-charge and state-of-health
  • On-condition maintenance
  • Designed and built in Wichita, Kansas, USA
  • FAA TSO Certified
  • Two-year limited warranty
Specifications

Capacity
40 amp-hour nominal (at 23°C/73°F)

Charge Voltage
28 VDC nominal

Output Voltage
26.4 VDC nominal

Output Current
525 A continuous (1,500 A max)

Technology
Lithium-ion cell chemistry

Energy Density
63.2 Wh/kg (73.0 Wh/liter)

Charge Current Limiting
Programmable up to 8C or unlimited

Operating Temperature
-40°C to +70°C (-40°F to +158°F)

Weight
36.6 lbs. (16.7 kg)

Dimensions
9.1”L x 14.4”W x 8.9”H

Configuration
16P8S; 4 parallel x 8 in series x 4

Battery Life Expectancy
8 years (average)

Maintenance
On-condition

Case
Anodized aluminum, blue

Certification
FAA TSO-C179b (Class A-4B)
RTCA DO-311A
RTCA DO-160G
RTCA DO-178C DAL A
UNDOT/IATA

Product Comparison
Battery Technology Voltage Output Capacity (1C rate) Weight Maintenance Useful Life
True Blue Power TB40 Lithium-ion 26.4 VDC 40 amp-hour 36.6 lbs. On-condition 8 years (average)
Concorde RG-380E/44 Lead-acid 24 VDC 42 amp-hour 86.0 lbs. 1 year (annual)
3 – 6 months (subsequent)		 2 – 4 years
Marathon 31406-002 Nickel-cadmium 24 VDC 43 amp-hour 85.0 lbs. 200 – 400 hours 5 – 10 years
Product Comparison
True Blue Power TB40 Concorde RG-380E/44 Marathon 31406-002
Battery Technology:
Lithium-ion		 Battery Technology:
Lead-acid		 Battery Technology:
Nickel-cadmium
Voltage Output:
26.4 VDC		 Voltage Output:
24 VDC		 Voltage Output:
24 VDC
Capacity (1C rate):
40 amp-hour		 Capacity (1C rate):
42 amp-hour		 Capacity (1C rate):
43 amp-hour
Weight:
36.6 lbs.		 Weight:
86.0 lbs.		 Weight:
85.0 lbs.
Maintenance:
On-condition		 Maintenance:
1 year (annual)
3 – 6 months (subsequent)		 Maintenance:
200 – 400 hours
Useful Life:
8 years (average)		 Useful Life:
2 – 4 years		 Useful Life:
5 – 10 years

The NanoPhosphate® Lithium-ion Advantage

Lithium-ion Battery Power

Power

Superior power by weight or volume in a cost effective solution

Lithium-ion Battery Safety

Safety

NanoPhosphate® is stable chemically, providing the foundation for safe systems

Lithium-ion Battery Life

Life

Excellent calendar and cycle life with consistent performance over extended use

Lithium-ion Battery Energy

Energy

Higher useable energy means greater battery utilization and lower cost