How do the Samtec Inc. ESQT1 Series variants differ?

Samtec Inc. ESQT1 Series part numbers differ by contact finish - post, contact finish thickness - mating, contact length - post and insulation height. Use the selection guide above to pick by contact finish - post.

How many Samtec Inc. ESQT1 Series part numbers are listed?

65 Samtec Inc. ESQT1 Series part numbers are listed, each with specifications and a datasheet where available.

Samtec Inc. ESQT1 Series

65 variants · Samtec Inc.

About the Samtec Inc. ESQT1 Series

The Samtec Inc. ESQT1 Series series groups 65 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common connector type of Elevated Socket, contact finish - mating of Gold and contact material of Phosphor Bronze. Variants differ by contact finish - post, contact finish thickness - mating and contact length - post, so you can match the exact contact finish - post your application requires using the selection guide below.

Select a variant by

Contact finish - post: Gold · Tin
Contact finish thickness - mating: 3.00µin (0.076µm) · 10.0µin (0.25µm) · 20.0µin (0.51µm)
Contact length - post: 0.083\" (2.11mm) · 0.090\" (2.29mm) · 0.148\" (3.76mm) · 0.200\" (5.08mm) · 0.290\" (7.37mm) · 0.300\" (7.62mm) · 0.315\" (8.00mm) · 0.350\" (8.89mm) · 0.482\" (12.24mm)
Insulation height: 0.310\" (7.87mm) · 0.368\" (9.35mm) · 0.375\" (9.53mm) · 0.500\" (12.70mm) · 0.535\" (13.60mm) · 0.550\" (13.97mm) · 0.560\" (14.22mm) · 0.650\" (16.50mm) · 0.702\" (17.83mm)
Package: Bulk · Tube
Positions: 4 · 5 · 10 · 12 · 120
Rows: 1 · 2 · 4 · 5

Shared specifications

Connector type: Elevated Socket
Contact finish - mating: Gold
Contact material: Phosphor Bronze
Contact shape: Square
Current rating: 4.5A per Contact
Fastening type: Push-Pull
Gender: Forked
Insulation color: Black
Insulation material: Liquid Crystal Polymer (LCP)
Material flammability rating: UL94 V-0
Mounting type: Through Hole
Operating temperature: -55°C ~ 125°C

Variant comparison

Parameter	ESQT-104-03-M-S-310	ESQT-130-02-G-Q-368	ESQT-130-03-M-Q-368	ESQT-102-03-L-5-375	ESQT-103-02-G-Q-368	ESQT-105-02-F-D-500
Contact finish - post	Tin	Gold	Tin	Tin	Gold	Tin
Contact finish thickness - mating	20.0µin (0.51µm)	20.0µin (0.51µm)	20.0µin (0.51µm)	10.0µin (0.25µm)	20.0µin (0.51µm)	3.00µin (0.076µm)
Contact length - post	0.148\" (3.76mm)	0.482\" (12.24mm)	0.090\" (2.29mm)	0.083\" (2.11mm)	0.482\" (12.24mm)	0.350\" (8.89mm)
Insulation height	0.310\" (7.87mm)	0.368\" (9.35mm)	0.368\" (9.35mm)	0.375\" (9.53mm)	0.368\" (9.35mm)	0.500\" (12.70mm)
Package	Bulk	Tube	Tube	Bulk	Bulk	Bulk
Positions	4	120	120	10	12	10
Rows	1	4	4	5	4	2

Request a quote on any Samtec Inc. ESQT1 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 Samtec Inc. ESQT1 Series variants differ?: Samtec Inc. ESQT1 Series part numbers differ by contact finish - post, contact finish thickness - mating, contact length - post and insulation height. Use the selection guide above to pick by contact finish - post.
How many Samtec Inc. ESQT1 Series part numbers are listed?: 65 Samtec Inc. ESQT1 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Samtec Inc. ESQT1 Series?: Request a quote (RFQ) for any Samtec Inc. ESQT1 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.