✔ In Stock (Can ship in 5-7 days)

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Operating frequency: Mechanical: 120ops/min Electrical: 30ops/min
Insulation resistance: >100MΩ @ 500V DC
Rated enclosed heating current: 10A (EN60947-5-1)
Electrical rating: UL/cUL Listed(E216958) for AC15 A300/ DC13 Q300
Withstand voltage: 1000VAC 50/60Hz 1 minute between terminals of the same level,
2500VAC 50/60Hz 1 minute between sub-to-ground or unloaded metal
Life: 10,000,000 mechanical times, 500,000 electrical times
Ambient temperature: -25~80℃ without formation of ice
Cable: 5-core 0.75mm2 (except for quick-connect type) Diameter: 7.3mm, material: PVC
Protection level: IP67
Ask questions
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- Q: Are there any restrictions on using multiple discount codes for a single order?
A: The use of multiple discount codes for a single order may be subject to certain restrictions. Please refer to the terms and conditions of the discount codes or contact our customer service team for more information.
- Q: Can I cancel or modify an order after it has been placed?
A: We understand that circumstances may change, and you may need to cancel or modify an order. Please contact our customer service as soon as possible with your order details, and we will assist you based on the order status and feasibility.
- Q: Can I return or exchange a product if I'm not satisfied?
A: Yes, we have a hassle-free return and exchange policy. If you're not satisfied with your purchase, you can return the product within a specified timeframe and receive a refund or exchange based on the terms and conditions.
Reviews
- M
Matt Sheldon
Feb 26, 2026
SUNS Switch SN3121Fast shipping, thanks for the prompt service!HelpfulUnhelpful - R
Robin Poole
Jan 14, 2026
SUNS Switch SN3121I found what I was looking for.HelpfulUnhelpful - R
RICKY Verret
Sep 14, 2025
SUNS Switch SN3121I was impressed with the service quality.HelpfulUnhelpful - S
Scott Weimer
Apr 03, 2024
SUNS Switch SN3121Not a big deal. Shipping took a bit longer than I thought it would, but this thermocouple is a quality product and it's always good to have one on hand.HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
SUNS Switch SN3121All was ok! No problems whatsoever.HelpfulUnhelpful
SUNS Switch SN3121
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
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