TE Connectivity AMP Connectors 2178 Series

36 variants · TE Connectivity AMP Connectors

About the TE Connectivity AMP Connectors 2178 Series

The TE Connectivity AMP Connectors 2178 Series series groups 36 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common applications of General Purpose, Industrial, connector type of Header and contact finish - post of Tin. Variants differ by contact finish - mating, contact finish thickness - mating and contact length - post, so you can match the exact contact finish - mating your application requires using the selection guide below. The range mixes active and legacy part numbers, so you can source both current TE Connectivity AMP Connectors 2178 Series variants and discontinued ones from a single page.

Select a variant by

Contact finish - mating: Gold · Tin
Contact finish thickness - mating: 15.0µin (0.38µm) · 30.0µin (0.76µm) · 78.7µin (2.00µm)
Contact length - post: 0.131\" (3.33mm) · 0.150\" (3.81mm)
Insulation height: 0.368\" (9.35mm) · 0.668\" (16.97mm) · 0.850\" (21.59mm)
Mated stacking heights: - · 31.00mm ~ 32.50mm
Mounting type: Through Hole · Through Hole, Right Angle
Operating temperature: -55°C ~ 105°C · -55°C~105°C
Pitch: 0.150\" (3.81mm) · 0.200\" (5.08mm)

Shared specifications

Applications: General Purpose, Industrial
Connector type: Header
Contact finish - post: Tin
Contact finish thickness - post: -
Contact length - mating: -
Contact material: Copper Alloy
Contact shape: Rectangular
Current rating: -
Fastening type: Detent Lock
Features: Board Lock
Gender: Tab
Ingress protection: -

Variant comparison

Parameter	2-178137-3	2-178137-5	2-178138-2	2-178138-3	2-178138-5	2-178139-2
Contact finish - mating	Gold	Tin	Gold	Gold	Tin	Gold
Contact finish thickness - mating	30.0µin (0.76µm)	78.7µin (2.00µm)	15.0µin (0.38µm)	30.0µin (0.76µm)	78.7µin (2.00µm)	15.0µin (0.38µm)
Contact length - post	0.131\" (3.33mm)	0.131\" (3.33mm)	0.150\" (3.81mm)	0.150\" (3.81mm)	0.150\" (3.81mm)	0.150\" (3.81mm)
Insulation height	0.668\" (16.97mm)	0.668\" (16.97mm)	0.368\" (9.35mm)	0.368\" (9.35mm)	0.368\" (9.35mm)	0.668\" (16.97mm)
Mated stacking heights	-	-	-	-	-	-
Mounting type	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle
Operating temperature	-55°C ~ 105°C	-55°C~105°C	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C	-55°C~105°C
Pitch	0.150\" (3.81mm)	0.150\" (3.81mm)	0.200\" (5.08mm)	0.200\" (5.08mm)	0.200\" (5.08mm)	0.200\" (5.08mm)

Request a quote on any TE Connectivity AMP Connectors 2178 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Frequently asked questions

How do the TE Connectivity AMP Connectors 2178 Series variants differ?: TE Connectivity AMP Connectors 2178 Series part numbers differ by contact finish - mating, contact finish thickness - mating, contact length - post and insulation height. Use the selection guide above to pick by contact finish - mating.
How many TE Connectivity AMP Connectors 2178 Series part numbers are listed?: 36 TE Connectivity AMP Connectors 2178 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for TE Connectivity AMP Connectors 2178 Series?: Request a quote (RFQ) for any TE Connectivity AMP Connectors 2178 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.