DF13-14P-1.25DS(20) Equivalent & Substitute Parts

Part Overview

The DF13-14P-1.25DS(20) is a rectangular connector header manufactured by Hirose Electric Co Ltd, designed for through-hole, right-angle board-to-cable/wire applications with 14 positions at 0.049" (1.25mm) pitch. This connector features shrouded 4-wall construction with solder termination and detent lock fastening. The part is currently listed as obsolete, necessitating identification of active equivalent alternatives that maintain electrical and mechanical compatibility for new designs and production continuity.

Key Parameters

Parameter	DF13-14P-1.25DS(20)
Connector Type	Header
Contact Type	Male Pin
Pitch - Mating	0.049" (1.25mm)
Number of Positions	14
Number of Rows	1
Mounting Type	Through Hole, Right Angle
Shrouding	Shrouded - 4 Wall
Termination	Solder
Fastening Type	Detent Lock
Operating Temperature	-35°C ~ 85°C
Current Rating	1A
Voltage Rating	150V
Material Flammability Rating	UL94 V-0
RoHS Status	RoHS Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the DF13-14P-1.25DS(20) is determined by strict equivalence across the following critical parameters:

Pitch - Mating: 0.049" (1.25mm) — must match exactly for mechanical compatibility
Number of Positions: 14 — connector capacity requirement
Number of Rows: 1 — single-row configuration
Mounting Type: Through Hole, Right Angle — PCB mounting orientation
Shrouding: Shrouded - 4 Wall — mechanical protection and keying
Termination: Solder — connection method to PCB
Fastening Type: Detent Lock — mating mechanism
Style: Board to Cable/Wire — application interface

Substitute parts must maintain these parameters to ensure direct functional replacement without design modification. Variations in contact material, insulation material, contact post length, insulation height, and operating temperature range are acceptable provided all critical parameters remain constant.

Parameter Comparison

Parameter	DF13-14P-1.25DS(20) (Hirose)	DF13-14P-1.25DS(25) (Hirose)	0530481410 (Molex)	10114831-10114LF (Amphenol ICC)
Manufacturer	Hirose Electric Co Ltd	Hirose Electric Co Ltd	Molex	Amphenol ICC (FCI)
Product Status	Obsolete	Active	Active	Active
Connector Type	Header	Header	Header	Header
Contact Type	Male Pin	Male Pin	Male Blade	Male Pin
Pitch - Mating	0.049" (1.25mm)	0.049" (1.25mm)	0.049" (1.25mm)	0.049" (1.25mm)
Number of Positions	14	14	14	14
Number of Rows	1	1	1	1
Mounting Type	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle
Shrouding	Shrouded - 4 Wall	Shrouded - 4 Wall	Shrouded - 4 Wall	Shrouded - 4 Wall
Termination	Solder	Solder	Solder	Solder
Fastening Type	Detent Lock	Detent Lock	Detent Lock	Detent Lock
Contact Material	Brass	Brass	Phosphor Bronze	Phosphor Bronze
Insulation Material	Polyamide (PA), Nylon	Polyamide (PA), Nylon	Polyamide (PA), Nylon	Liquid Crystal Polymer (LCP)
Contact Length - Post	0.091" (2.30mm)	0.091" (2.30mm)	0.091" (2.30mm)	0.079" (2.00mm)
Insulation Height	0.142" (3.60mm)	0.142" (3.60mm)	0.138" (3.50mm)	0.138" (3.50mm)
Operating Temperature	-35°C ~ 85°C	-35°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 105°C
Current Rating	1A	1A per Contact	Varies by Wire Gauge	1A
Voltage Rating	150V	150V	125V	125V
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0
RoHS Status	RoHS Compliant	ROHS3 Compliant	ROHS3 Compliant	RoHS Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

DF13-14P-1.25DS(25) (Hirose Electric Co Ltd) — Preferred Primary Substitute

This part maintains identical electrical and mechanical specifications to the obsolete DF13-14P-1.25DS(20), with the exception of packaging format (Tube vs. unspecified). Both parts share the same DF13 series designation, brass contact material, polyamide insulation, and operating temperature range. The DF13-14P-1.25DS(25) holds Active product status and ROHS3 compliance, ensuring long-term availability and regulatory alignment for new production.

0530481410 (Molex PicoBlade 53048) — Secondary Substitute

This Molex connector meets all critical substitution parameters with equivalent pitch, position count, mounting configuration, and shrouding. The part features phosphor bronze contacts and polyamide insulation with extended lower operating temperature (-40°C vs. -35°C). Voltage rating is 125V compared to 150V on the original part. ROHS3 compliance and active product status support production continuity. Contact material and insulation height variations are within acceptable engineering tolerances for this connector class.

10114831-10114LF (Amphenol ICC) — Tertiary Substitute

This Amphenol ICC connector satisfies all critical substitution criteria with matching pitch, position count, and mounting type. The part features phosphor bronze contacts and liquid crystal polymer insulation, offering extended operating temperature range (-40°C to 105°C). Contact post length is 0.079" (2.00mm) compared to 0.091" (2.30mm) on the original part. Voltage rating is 125V. RoHS compliance and active product status support production use. REACH Affected status requires compliance verification for specific applications.

Frequently Asked Questions (FAQ)

Q: Can DF13-14P-1.25DS(25) be used as a direct replacement for DF13-14P-1.25DS(20)?

A: Yes. Both parts are Hirose DF13 series connectors with identical pitch (0.049"), position count (14), mounting type (through-hole right-angle), shrouding (4-wall), and termination method (solder). The primary difference is packaging format. Electrical and mechanical compatibility is complete.

Q: What is the significance of the contact material difference between brass and phosphor bronze?

A: Both materials provide adequate electrical conductivity and corrosion resistance for this connector class. Brass offers slightly higher electrical conductivity, while phosphor bronze provides enhanced mechanical strength and wear resistance. For standard board-to-cable applications at 1A current rating, both materials perform equivalently.

Q: Why do the Molex and Amphenol parts have lower voltage ratings (125V vs. 150V)?

A: Voltage rating reflects the dielectric withstand capability of the connector design. The lower 125V rating on these parts remains suitable for standard industrial and consumer applications. Design requirements should be evaluated against actual application voltage levels to determine if the 125V rating is acceptable.

Q: Does the contact post length variation affect compatibility?

A: Contact post length affects mating depth with corresponding receptacles. The Amphenol part features 0.079" (2.00mm) posts compared to 0.091" (2.30mm) on the original. Compatibility depends on the mating receptacle design. Receptacles designed for the DF13 series or equivalent 1.25mm pitch connectors typically accommodate this variation within normal tolerance stacks.

Q: What is the impact of insulation material differences (Polyamide vs. Liquid Crystal Polymer)?

A: Polyamide (nylon) and liquid crystal polymer (LCP) both meet UL94 V-0 flammability requirements. LCP offers superior dimensional stability and lower moisture absorption. For standard applications, both materials provide equivalent performance. LCP may be preferred in high-temperature or high-humidity environments.

Q: Are all substitute parts RoHS compliant?

A: Yes. DF13-14P-1.25DS(25) and 0530481410 hold ROHS3 compliance. The 10114831-10114LF holds RoHS compliance. All three parts meet RoHS requirements for new production applications.

Q: What packaging formats are available for these connectors?

A: DF13-14P-1.25DS(25) is supplied in Tube packaging. The Molex 0530481410 is supplied in Tray packaging. The Amphenol 10114831-10114LF is supplied in Tape & Reel (TR) format. Packaging selection depends on production volume and assembly process requirements.

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