RELAY, K400BIF (P/N 2-1616921-3) - New Surplus
P/N: 2-1616921-3
Category: Relays
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
Available Inventory
| Condition | Stock |
|---|---|
| New Surplus | 1 Available |
Product Description
The 2-1616921-3 is a TE Connectivity HARTMAN K400B1F DC contactor designed for 28 VDC aircraft power switching applications. This single-pole, normally-open relay features 400-amp rated contacts and an environmentally sealed construction for reliable operation in aircraft electrical systems. The 28 VDC coil energizes the main contacts to control high-current power distribution across bus bars and system loads.
Installation requires proper coil wiring and torque-specified fasteners per aircraft maintenance manual and TE documentation to ensure safe, dependable power switching performance.
Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.
Frequently Asked Questions
What is the RELAY, K400BIF (P/N 2-1616921-3)?
The 2-1616921-3 is a TE Connectivity HARTMAN K400B1F DC contactor designed for 28 VDC aircraft power switching applications. This single-pole, normally-open relay features 400-amp rated contacts and an environmentally sealed construction for reliable operation in aircraft electrical systems.
Is the 2-1616921-3 compatible with my aircraft's avionics suite?
Avionics compatibility depends on your aircraft model and existing installation. The RELAY, K400BIF is available in: New Surplus. We recommend checking your aircraft's wiring diagrams and STC documentation, or contact our avionics team for compatibility assistance.
Does the 2-1616921-3 come with an 8130-3 airworthiness tag?
Availability of an FAA 8130-3 tag depends on the part condition. Overhauled and repaired units typically include 8130-3 documentation. As-removed units may include a removal tag with trace history. Contact us for specific documentation on the condition you need.
Do you offer bench testing for the 2-1616921-3?
We can arrange bench testing through our network of FAA-certified repair stations. Call (904) 998-9101 for testing availability and turnaround times, or submit an RFQ with your specific requirements.