How do the JST BM13B Series variants differ?

JST BM13B Series part numbers differ by contact finish - mating, contact finish - post, contact shape and current rating. Use the selection guide above to pick by contact finish - mating.

How many JST BM13B Series part numbers are listed?

6 JST BM13B Series part numbers are listed, each with specifications and a datasheet where available.

JST BM13B Series

6 variants · JST

About the JST BM13B Series

The JST BM13B Series series groups 6 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 -, connector type of Header and contact finish thickness - mating of -. Variants differ by contact finish - mating, contact finish - post and contact shape, 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 JST BM13B Series variants and discontinued ones from a single page.

Select a variant by

Contact finish - mating: Tin · Tin-Lead
Contact finish - post: Tin · Tin-Lead
Contact shape: Circular · Rectangular · Square
Current rating: 1A · 2A · 3A
Fastening type: Locking Ramp · Push-Pull
Features: Board Guide, Pick and Place, Solder Retention · Pick and Place, Solder Retention · Solder Retention
Gender: Male Pin · Outer Shroud Contact
Insulation height: 0.167\" (4.25mm) · 0.295\" (7.50mm) · 0.350\" (8.89mm) · 0.370\" (9.40mm)

Shared specifications

Applications: -
Connector type: Header
Contact finish thickness - mating: -
Contact finish thickness - post: -
Contact length - mating: -
Contact length - post: -
Contact material: Copper Alloy
Ingress protection: -
Insulation color: Natural
Insulation material: Polyamide (PA), Nylon
Material flammability rating: UL94 V-0
Mounting type: Surface Mount

Variant comparison

Parameter	BM13B-SRSS-TB(LF)(SN)	BM13B-XASS-TF(LF)(SN)	BM13B-PASS-1-TFT(LF)(SN)	BM13B-SRSS-TB	BM13B-XASS-TF	BM13B-ZESS-TBT(LF)(SN)
Contact finish - mating	Tin	Tin	Tin	Tin-Lead	Tin-Lead	Tin
Contact finish - post	Tin	Tin	Tin	Tin-Lead	Tin-Lead	Tin
Contact shape	Square	Circular	Square	Square	Circular	Rectangular
Current rating	1A	3A	3A	1A	3A	2A
Fastening type	Push-Pull	Locking Ramp	Locking Ramp	Push-Pull	Locking Ramp	Locking Ramp
Features	Solder Retention	Solder Retention	Board Guide, Pick and Place, Solder Retention	Solder Retention	Solder Retention	Pick and Place, Solder Retention
Gender	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Outer Shroud Contact
Insulation height	0.167\" (4.25mm)	0.370\" (9.40mm)	0.350\" (8.89mm)	0.167\" (4.25mm)	0.370\" (9.40mm)	0.295\" (7.50mm)

Request a quote on any JST BM13B 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 BM13B Series variants differ?: JST BM13B Series part numbers differ by contact finish - mating, contact finish - post, contact shape and current rating. Use the selection guide above to pick by contact finish - mating.
How many JST BM13B Series part numbers are listed?: 6 JST BM13B Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for JST BM13B Series?: Request a quote (RFQ) for any JST BM13B Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.