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 Rotary Switches category page. You can select the model you want based on the above.

Question 2

What are the main brands Rotary Switches?

Accepted Answer

Typical parameters include APEM, ASI(Automation Systems Interconnect), B&J-USA, Bourns, C&K, Carling Technologies, CTS Corporation, E-Switch...

Question 3

How to choose between different Rotary Switches 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:APEM, ASI(Automation Systems Interconnect), B&J-USA]. 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
51SP30-01-1-08N Datasheet	Grayhill Inc.	SWITCH ROTARY 8POS 150MA 115V	Availability:2999	2+ $57.3000 25+ $38.1600 50+ $37.7800 100+ $35.7000 250+ $33.7400	min:1
RTAP4EW10W25NS Datasheet	C&K	SWITCH ROTARY 10POS 150MA 60V	Availability:1282	120+ $61.2600 240+ $32.4400 360+ $22.8200 480+ $22.3600	min:1
51SP30-01-1-09N Datasheet	Grayhill Inc.	SWITCH ROTARY 9POS 150MA 115V	Availability:2586	2+ $60.2000 25+ $34.7400 50+ $34.3000 100+ $32.7600 250+ $31.5800	min:1
A40303RNMCQ Datasheet	C&K	SWITCH ROTARY 3POS 2.5A 125V	Availability:2277	1+ $25.7800 500+ $20.1000 2500+ $18.4000 10000+ $17.5600	min:1
MA02S1NZQD Datasheet	C&K	SWITCH ROTARY 2POS 250MA 125V	Availability:1627	20+ $69.3400 40+ $42.6600 60+ $33.7800 80+ $33.1000	min:1
A21415RNZB Datasheet	C&K	SWITCH ROTARY 2POS 0.4VA 20V	Availability:2939	1+ $27.3000 500+ $20.1200 2500+ $18.4200 10000+ $17.5600	min:1
MA04S1NZQD Datasheet	C&K	SWITCH ROTARY 4POS 250MA 125V	Availability:2370	20+ $69.3400 40+ $42.6600 60+ $33.7800 80+ $33.1000	min:1
A103S1RNCG Datasheet	C&K	SWITCH ROTARY 3POS 2.5A 125V	Availability:2852	5+ $22.1400 36+ $20.0600 72+ $19.1600 108+ $18.6200 252+ $17.6000	min:1
MA05S1NZQD Datasheet	C&K	SWITCH ROTARY 5POS 250MA 125V	Availability:2957	1+ $53.3400 500+ $38.5800 2500+ $35.3400 10000+ $33.7000	min:1
RTAP4ES09WFLSS Datasheet	C&K	SWITCH ROTARY 9POS 150MA 60V	Availability:1431	120+ $60.9800 240+ $32.2800 360+ $22.7200 480+ $22.2600	min:1

Rotary Switches Components

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