How do the Amphenol OP21 Series variants differ?

Amphenol OP21 Series part numbers differ by contact tail length, current - IEC, current - UL and header orientation. Use the selection guide above to pick by contact tail length.

How many Amphenol OP21 Series part numbers are listed?

4 Amphenol OP21 Series part numbers are listed, each with specifications and a datasheet where available.

Amphenol OP21 Series

4 variants · Amphenol

About the Amphenol OP21 Series

The Amphenol OP21 Series series groups 4 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common color of -, contact material of Brass and contact mating finish of Tin. Variants differ by contact tail length, current - IEC and current - UL, so you can match the exact contact tail length your application requires using the selection guide below. All listed Amphenol OP21 Series part numbers are active and orderable.

Select a variant by

Contact tail length: 0.138\" (3.50mm) · 0.346\" (8.80mm)
Current - IEC: - · 12A
Current - UL: 10 A · 15 A
Header orientation: 90°, Right Angle · Vertical
Housing material: Polyamide (PA), Nylon · Thermoplastic
Insulation height: 0.063\" (1.60mm) · 0.079\" (2.00mm) · 0.110\" (2.79mm)
Pitch: 0.138\" (3.50mm) · 0.150\" (3.81mm) · 0.197\" (5.00mm)
Voltage - UL: 150 V · 300 V

Shared specifications

Color: -
Contact material: Brass
Contact mating finish: Tin
Features: -
Ingress protection: -
Material flammability rating: UL94 V-0
Mounting type: Through Hole
Number of levels: 1
Operating temperature: -40°C~115°C
Package: Bulk
Plug wire entry: -
Positions: 21

Variant comparison

Parameter	OP2100000000G	OP210F000000G	OP212B010000G	OP2142000000G
Contact tail length	0.138\" (3.50mm)	0.346\" (8.80mm)	0.138\" (3.50mm)	0.138\" (3.50mm)
Current - IEC	12A	-	-	-
Current - UL	15 A	10 A	10 A	10 A
Header orientation	Vertical	90°, Right Angle	Vertical	Vertical
Housing material	Thermoplastic	Thermoplastic	Polyamide (PA), Nylon	Thermoplastic
Insulation height	0.079\" (2.00mm)	0.110\" (2.79mm)	0.063\" (1.60mm)	0.079\" (2.00mm)
Pitch	0.197\" (5.00mm)	0.197\" (5.00mm)	0.138\" (3.50mm)	0.150\" (3.81mm)
Voltage - UL	300 V	300 V	150 V	300 V

Request a quote on any Amphenol OP21 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 Amphenol OP21 Series variants differ?: Amphenol OP21 Series part numbers differ by contact tail length, current - IEC, current - UL and header orientation. Use the selection guide above to pick by contact tail length.
How many Amphenol OP21 Series part numbers are listed?: 4 Amphenol OP21 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Amphenol OP21 Series?: Request a quote (RFQ) for any Amphenol OP21 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.