How do the JST SM04B Series variants differ?

JST SM04B Series part numbers differ by applications, contact material, contact shape and current rating. Use the selection guide above to pick by applications.

How many JST SM04B Series part numbers are listed?

8 JST SM04B Series part numbers are listed, each with specifications and a datasheet where available.

JST SM04B Series

8 variants · JST

About the JST SM04B Series

The JST SM04B Series series groups 8 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 Header, contact finish - mating of Tin and contact finish - post of Tin. Variants differ by applications, contact material and contact shape, so you can match the exact applications your application requires using the selection guide below. All listed JST SM04B Series part numbers are active and orderable.

Select a variant by

Applications: - · General Purpose
Contact material: Copper Alloy · Phosphor Bronze
Contact shape: - · Rectangular · Square
Current rating: 0.2A · 0.2A, 0.5A · 1A · 2A · 3A
Fastening type: Friction Lock · Latch Holder · Locking Ramp · Push-Pull
Features: Pick and Place, Solder Retention · Solder Retention
Gender: Male Pin · Outer Shroud Contact
Insulation height: 0.057\" (1.45mm) · 0.069\" (1.75mm) · 0.114\" (2.90mm) · 0.167\" (4.25mm) · 0.173\" (4.40mm) · 0.224\" (5.69mm) · 0.228\" (5.80mm)

Shared specifications

Connector type: Header
Contact finish - mating: Tin
Contact finish - post: Tin
Contact finish thickness - mating: -
Contact finish thickness - post: -
Contact length - mating: -
Contact length - post: -
Ingress protection: -
Insulation color: Natural
Mated stacking heights: -
Material flammability rating: UL94 V-0
Mounting type: Surface Mount, Right Angle

Variant comparison

Parameter	SM04B-GHS-TB	SM04B-NSHSS-TB	SM04B-NSHSS-TB (LF)(SN)	SM04B-PASS-TBT(LF)(SN)	SM04B-SRSS-TB(LF)(SN)	SM04B-SURS-TF(LF)(SN)
Applications	-	-	-	-	-	-
Contact material	Phosphor Bronze	Copper Alloy	Copper Alloy	Copper Alloy	Copper Alloy	Copper Alloy
Contact shape	Rectangular	-	-	Square	Square	Rectangular
Current rating	1A	1A	1A	3A	1A	0.2A, 0.5A
Fastening type	Locking Ramp	Latch Holder	Latch Holder	Locking Ramp	Push-Pull	Push-Pull
Features	Solder Retention	Solder Retention	Solder Retention	Pick and Place, Solder Retention	Solder Retention	Solder Retention
Gender	Outer Shroud Contact	Male Pin	Male Pin	Male Pin	Male Pin	Outer Shroud Contact
Insulation height	0.167\" (4.25mm)	0.173\" (4.40mm)	0.173\" (4.40mm)	0.224\" (5.69mm)	0.114\" (2.90mm)	0.069\" (1.75mm)

Request a quote on any JST SM04B 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 JST SM04B Series variants differ?: JST SM04B Series part numbers differ by applications, contact material, contact shape and current rating. Use the selection guide above to pick by applications.
How many JST SM04B Series part numbers are listed?: 8 JST SM04B Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for JST SM04B Series?: Request a quote (RFQ) for any JST SM04B Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.