How do the Amphenol L77HD Series variants differ?

Amphenol L77HD Series part numbers differ by contact material, flange feature, mounting type and operating temperature. Use the selection guide above to pick by contact material.

How many Amphenol L77HD Series part numbers are listed?

18 Amphenol L77HD Series part numbers are listed, each with specifications and a datasheet where available.

Amphenol L77HD Series

18 variants · Amphenol

About the Amphenol L77HD Series

The Amphenol L77HD Series series groups 18 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common connector type of Receptacle, Female Sockets, contact finish of Gold and contact finish thickness of Flash. Variants differ by contact material, flange feature and mounting type, so you can match the exact contact material your application requires using the selection guide below. All listed Amphenol L77HD Series part numbers are active and orderable.

Select a variant by

Contact material: Brass · Phosphor Bronze
Flange feature: Board Side (4-40) · Housing/Shell (Unthreaded) · Mating Side, Female Screwlock (4-40)
Mounting type: Free Hanging (In-Line) · Through Hole · Through Hole, Right Angle
Operating temperature: -55°C ~ 105°C · -55°C ~ 155°C
Positions: 15 · 26 · 44 · 62
Shell size, connector layout: 1 (DE, E) High Density · 2 (DA, A) High Density · 3 (DB, B) High Density · 4 (DC, C) High Density
Termination: Solder · Solder Cup
Color: Black · Blue

Shared specifications

Connector type: Receptacle, Female Sockets
Contact finish: Gold
Contact finish thickness: Flash
Contact form: Stamped
Current rating: 3A
Dielectric material: Thermoplastic, Glass Filled
Gender: Signal
Material flammability rating: UL94 V-0
Package: Tray
Rows: 3
Shell material, finish: Steel, Tin Plated
Voltage rating: 250V

Variant comparison

Parameter	L77HDA26SD1CH4F	L77HDA26SD1CH4R	L77HDAH26SOL2RM8	L77HDB44S	L77HDB44SD1CH4F	L77HDBH44SOL2RM5
Contact material	Brass	Brass	Brass	Phosphor Bronze	Brass	Brass
Flange feature	Mating Side, Female Screwlock (4-40)	Board Side (4-40)	Mating Side, Female Screwlock (4-40)	Housing/Shell (Unthreaded)	Mating Side, Female Screwlock (4-40)	Board Side (4-40)
Mounting type	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole	Free Hanging (In-Line)	Through Hole, Right Angle	Through Hole
Operating temperature	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 155°C	-55°C ~ 105°C	-55°C ~ 105°C
Positions	26	26	26	44	44	44
Shell size, connector layout	2 (DA, A) High Density	2 (DA, A) High Density	2 (DA, A) High Density	3 (DB, B) High Density	3 (DB, B) High Density	3 (DB, B) High Density
Termination	Solder	Solder	Solder	Solder Cup	Solder	Solder
Color	Black	Black	Black	—	Black	Black

Request a quote on any Amphenol L77HD 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 Amphenol L77HD Series variants differ?: Amphenol L77HD Series part numbers differ by contact material, flange feature, mounting type and operating temperature. Use the selection guide above to pick by contact material.
How many Amphenol L77HD Series part numbers are listed?: 18 Amphenol L77HD Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Amphenol L77HD Series?: Request a quote (RFQ) for any Amphenol L77HD Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.