FCC17C37SC45B D-Sub Receptacle 37-Position Equivalent & Substitute Parts

Part Overview

The FCC17C37SC45B is a 37-position D-Sub receptacle connector manufactured by Amphenol ICC (Commercial Products). This through-hole, right-angle solder-terminated connector features female sockets with a 2-row configuration in shell size 4 (DC, C). The part is classified as obsolete, indicating that direct replacement with active production alternatives is necessary for new designs and ongoing procurement requirements.

Key Parameters

Parameter	FCC17C37SC45B Value
Connector Type	Receptacle, Female Sockets
Number of Positions	37
Number of Rows	2
Shell Size, Connector Layout	4 (DC, C)
Mounting Type	Through Hole, Right Angle
Termination	Solder
Shell Material, Finish	Steel, Tin Plated
Contact Finish	Gold
Contact Finish Thickness	15.0µin (0.38µm)
Current Rating (Amps)	5A
Voltage Rating	200V
Backset Spacing	0.590" (14.99mm)
Operating Temperature	-40°C ~ 85°C
Material Flammability Rating	UL94 V-0
Contact Material	Phosphor Bronze
RoHS Status	RoHS non-compliant

Substitute Part Grouping Explanation

Substitution of the FCC17C37SC45B is determined by strict equivalence across the following critical parameters:

Primary Equivalence Criteria:

Connector type: Receptacle, Female Sockets
Position count: 37 positions
Row configuration: 2 rows
Shell size: 4 (DC, C)
Mounting style: Through Hole, Right Angle
Termination method: Solder
Flange feature: Board Side (4-40)
Contact type: Signal
Material flammability: UL94 V-0
Current rating: 5A
Backset spacing: 0.590" (14.99mm)
Operating temperature range: -40°C ~ 85°C

Amphenol ICC FCE17 Series (FCE17C37SC40B, FCE17C37SC41B, FCE17C37SC44B, FCE17C37SC45B, FCE17C37SC48B, FCE17C37SC49B, FCE17C37SC4DB, FCE17C37SC4EB) represent parametric equivalents with active product status and RoHS compliance. These parts maintain identical mechanical and electrical specifications while offering improved regulatory compliance.

Amphenol ICC FCE17C37SC45B represents a direct series upgrade with identical specifications and active production status.

HARTING alternatives (09644147232, 09664127600) provide functional equivalence with variations in backset spacing, current rating, voltage rating, and operating temperature range. These parts are suitable only when application requirements accommodate the specified parameter variations.

Parameter Comparison

Parameter	FCC17C37SC45B	FCE17C37SC45B	FCE17C37SC40B	FCE17C37SC41B	FCE17C37SC44B	FCE17C37SC48B	FCE17C37SC49B	FCE17C37SC4DB	FCE17C37SC4EB	09644147232	09664127600
Manufacturer	Amphenol ICC	Amphenol ICC	Amphenol ICC	Amphenol ICC	Amphenol ICC	Amphenol ICC	Amphenol ICC	Amphenol ICC	Amphenol ICC	HARTING	HARTING
Connector Type	Receptacle, Female Sockets	Receptacle, Female Sockets	Receptacle, Female Sockets	Receptacle, Female Sockets	Receptacle, Female Sockets	Receptacle, Female Sockets	Receptacle, Female Sockets	Receptacle, Female Sockets	Receptacle, Female Sockets	Receptacle, Female Sockets	Receptacle, Female Sockets
Number of Positions	37	37	37	37	37	37	37	37	37	37	37
Number of Rows	2	2	2	2	2	2	2	2	2	2	2
Shell Size, Connector Layout	4 (DC, C)	4 (DC, C)	4 (DC, C)	4 (DC, C)	4 (DC, C)	4 (DC, C)	4 (DC, C)	4 (DC, C)	4 (DC, C)	4 (DC, C)	4 (DC, C)
Mounting Type	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle
Termination	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder
Shell Material, Finish	Steel, Tin Plated	Steel, Tin Plated	Steel, Tin Plated	Steel, Tin Plated	Steel, Tin Plated	Steel, Tin Plated	Steel, Tin Plated	Steel, Tin Plated	Steel, Tin Plated	Steel	Steel
Contact Finish	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Not Specified	Not Specified
Contact Finish Thickness	15.0µin (0.38µm)	15.0µin (0.38µm)	15.0µin (0.38µm)	15.0µin (0.38µm)	15.0µin (0.38µm)	15.0µin (0.38µm)	15.0µin (0.38µm)	15.0µin (0.38µm)	15.0µin (0.38µm)	Not Specified	Not Specified
Current Rating (Amps)	5A	5A	5A	5A	5A	5A	5A	5A	5A	7.5A	6.5A
Voltage Rating	200V	Not Specified	Not Specified	Not Specified	Not Specified	Not Specified	Not Specified	Not Specified	Not Specified	100V	Not Specified
Backset Spacing	0.590" (14.99mm)	0.590" (14.99mm)	0.590" (14.99mm)	0.590" (14.99mm)	0.590" (14.99mm)	0.590" (14.99mm)	0.590" (14.99mm)	0.590" (14.99mm)	0.590" (14.99mm)	0.401" (10.20mm)	0.409" (10.40mm)
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-55°C ~ 125°C	-55°C ~ 125°C
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0
Contact Material	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Copper Alloy	Copper Alloy
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active	Active	Active
RoHS Status	RoHS non-compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

Primary Recommendation: Amphenol ICC FCE17C37SC45B

The FCE17C37SC45B is the direct active-production equivalent of the obsolete FCC17C37SC45B. This part maintains identical electrical and mechanical specifications while offering active product status and RoHS compliance. Selection of this part eliminates obsolescence risk and satisfies modern regulatory requirements without design modification.

Alternative Amphenol ICC FCE17 Series Options: FCE17C37SC40B, FCE17C37SC41B, FCE17C37SC44B, FCE17C37SC48B, FCE17C37SC49B, FCE17C37SC4DB, FCE17C37SC4EB

All FCE17 series variants maintain parametric equivalence with the original part across all critical mechanical and electrical parameters. These parts are interchangeable from a functional and mechanical standpoint. Selection among these variants is determined by application-specific requirements not specified in the provided parameters. All FCE17 variants are active production parts with RoHS compliance.

Secondary Recommendation: HARTING 09644147232

This part provides functional equivalence with the following parameter variations:

Backset spacing: 0.401" (10.20mm) versus 0.590" (14.99mm)
Current rating: 7.5A versus 5A
Voltage rating: 100V versus 200V
Operating temperature: -55°C ~ 125°C versus -40°C ~ 85°C
Contact finish: Not specified versus gold-plated

Selection of this part is appropriate only when the application accommodates these parameter differences and the extended operating temperature range is beneficial.

Secondary Recommendation: HARTING 09664127600

This part provides functional equivalence with the following parameter variations:

Backset spacing: 0.409" (10.40mm) versus 0.590" (14.99mm)
Current rating: 6.5A versus 5A
Voltage rating: Not specified versus 200V
Operating temperature: -55°C ~ 125°C versus -40°C ~ 85°C
Contact finish: Not specified versus gold-plated

Selection of this part is appropriate only when the application accommodates these parameter differences and the extended operating temperature range is beneficial.

Frequently Asked Questions (FAQ)

Q: Can FCE17C37SC45B be used as a direct replacement for FCC17C37SC45B?

A: Yes. The FCE17C37SC45B maintains identical specifications across all critical parameters including connector type, position count, shell size, mounting configuration, termination method, current rating, voltage rating, backset spacing, and operating temperature range. The primary difference is product status (active versus obsolete) and RoHS compliance (compliant versus non-compliant).

Q: Are all FCE17 series variants (SC40B, SC41B, SC44B, SC48B, SC49B, SC4DB, SC4EB) mechanically and electrically interchangeable with FCC17C37SC45B?

A: Yes. All FCE17 series variants maintain identical specifications across all critical mechanical and electrical parameters. The suffix designations (SC40B, SC41B, etc.) indicate variations in parameters not specified in the provided data. From the perspective of the parameters listed, these parts are functionally equivalent.

Q: What is the significance of the backset spacing difference between Amphenol ICC and HARTING alternatives?

A: Backset spacing determines the distance from the connector mounting surface to the rear of the connector body. The Amphenol ICC parts specify 0.590" (14.99mm), while HARTING alternatives specify 0.401" (10.20mm) or 0.409" (10.40mm). This parameter affects PCB layout and component clearance. Selection of HARTING alternatives requires verification that the application PCB design accommodates the reduced backset spacing.

Q: Can HARTING 09644147232 or 09664127600 be used in applications designed for FCC17C37SC45B?

A: HARTING alternatives provide functional equivalence but with parameter variations. The reduced backset spacing (0.401" or 0.409" versus 0.590") requires PCB layout verification. The higher current ratings (7.5A or 6.5A versus 5A) are compatible with applications rated for 5A. The lower voltage rating on 09644147232 (100V versus 200V) restricts use to applications operating at 100V or below. The extended operating temperature range (-55°C ~ 125°C) is compatible with applications requiring -40°C ~ 85°C operation. Selection requires confirmation that all parameter variations are acceptable for the specific application.

Q: What is the impact of RoHS compliance on part selection?

A: The original FCC17C37SC45B is RoHS non-compliant. All Amphenol ICC FCE17 series alternatives are RoHS compliant, and HARTING alternatives are ROHS3 compliant. For applications subject to RoHS regulations or customer requirements, selection of RoHS-compliant alternatives is mandatory. The FCE17 series provides direct compliance without parameter compromise.

Q: Are there inventory considerations when selecting substitute parts?

A: Inventory levels are provided for reference. FCC17C37SC45B has 894 units in stock. FCE17C37SC45B has 941 units. Other FCE17 variants range from 727 to 1119 units. HARTING alternatives have 715 and 930 units respectively. Inventory availability should be confirmed with the supplier for production requirements.

Q: What is the difference between "Parametric Equivalent" and "Similar" substitute classifications?

A: Parametric equivalents maintain identical specifications across all critical parameters. Similar parts provide functional equivalence with specified parameter variations. All Amphenol ICC FCE17 series parts are parametric equivalents. HARTING parts are classified as similar due to backset spacing, current rating, voltage rating, and operating temperature variations.

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