Question 1

How to choose the correct component model？

Accepted Answer

We provide the brands and related parameters of components for you to choose from on the Terminal Blocks - Headers, Plugs and Sockets category page. You can select the model you want based on the above.

Question 2

What are the main brands Terminal Blocks - Headers, Plugs and Sockets?

Accepted Answer

Typical parameters include Adam Tech, Advantech, Altech Corporation, American Electrical Inc., Amphenol Anytek, Amphenol PCD, Assmann WSW Components GmbH, Conta-Clip...

Question 3

How to choose between different Terminal Blocks - Headers, Plugs and Sockets brands?

Accepted Answer

1. Pre-Screen with Industry Certifications (ISO, UL, CE)
Verify compliance with safety certifications like Industry Standards to filter 68% of subpar vendors.
2. Analyze Authentic Customer Reviews
Check platforms like Trustpilot/B2B forums for verified purchase reviews focusing on durability (avg. 4.2★+ recommended).
3. Calculate Long-Term Cost Efficiency
Use formula: Total Cost = (Price × Quantity) + (Failure Rate × Repair Cost) to compare 3-year ROI.
4. Request Sample Testing Reports
Require brands to provide third-party lab reports (e.g., SGS/BV) covering [Such as Brand:Adam Tech, Advantech, Altech Corporation]. 5. Finalize with On-Site Audit (Optional)
For bulk orders, inspect production facilities using QC checklist templates (Download Free PDF).

Part Number	Manufacturer	Description	Quantity	Unit Price	Operations
691322310023 Datasheet	Würth Elektronik	3.81 MM TERMINAL BLOCK HEADER, H	Availability:1605	1+ $6.1290 10+ $5.5710 25+ $5.5620 50+ $5.2290 120+ $4.7790	min:1
OSTOQ045451 Datasheet	On Shore Technology Inc.	TERM BLOCK HDR 4POS 90DEG 5.08MM	Availability:10884	1+ $0.9090 10+ $0.4653 25+ $0.9090 50+ $0.3303 100+ $0.2948	min:1
1986720-4 Datasheet	TE Connectivity	TERM BLOCK PLUG 4POS STR 3.81MM	Availability:3630	20+ $6.6690 25+ $6.5610 50+ $6.4620 100+ $6.3720 150+ $6.2730	min:1
31224104 Datasheet	METZ CONNECT USA Inc.	PIN HEADER, VERTICAL, THR, PCB,	Availability:6072	50+ $0.5112 500+ $0.3649 1000+ $0.3536 3000+ $0.3518 5000+ $0.3051	min:1
691321300023 Datasheet	Würth Elektronik	3.81 MM TERMINAL BLOCK HEADER, V	Availability:1620	1+ $6.1830 10+ $5.6493 50+ $5.3289 100+ $4.9041 360+ $4.0509	min:1
31017104 Datasheet	METZ CONNECT USA Inc.	PIN HEADER, VERTICAL, THR, PCB,	Availability:13932	10+ $0.4455 1000+ $0.2970 2000+ $0.2925 4000+ $0.2880 5000+ $0.2835	min:1
1986722-4 Datasheet	TE Connectivity	TERM BLOCK PLUG 4POS STR 3.81MM	Availability:4404	1+ $3.5820 85+ $3.5190 200+ $3.4470 350+ $3.3840 600+ $3.3120	min:1
1924305 Datasheet	Phoenix Contact	TERM BLOCK HDR 2POS VERT 5.08MM	Availability:4038	12+ $0.5610 25+ $0.5415 50+ $0.5406 100+ $0.5152 250+ $0.4720	min:1
1044000000 Datasheet	Weidmüller	TERM BLOCK PLUG 3POS STR 7.62MM	Availability:1690	1+ $5.2830 10+ $3.7512 25+ $3.2929 50+ $3.0101 100+ $2.7779	min:1
2351885-3 Datasheet	TE Connectivity	3POS TB HDR 180 DEG PITCH 5.0&TL	Availability:6134	1+ $0.5850 10+ $0.4320 100+ $0.3510 500+ $0.3294 1000+ $0.3123	min:1

Terminal Blocks - Headers, Plugs and Sockets Components

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