Which applications is the SPST-NC series suitable for?

The right SPST-NC series use case depends on switching voltage, continuous current, inrush current, coil supply, mounting orientation and environmental conditions. For critical projects, verify the model-table datasheet ratings against your actual load profile.

What should I check first when selecting a SPST-NC model?

Start with system voltage and continuous current; then check break capacity, inrush rating, coil voltage, auxiliary contact needs and datasheet temperature limits. The configurator builds the order code according to the manufacturer code structure.

Do datasheet ratings and configurator codes refer to the same product?

Yes. The series table shows technical limits; the configurator turns coil, contact, terminal and option selections within the same model family into an order code. For quotation, send both the generated code and your application note.

Do you provide technical support and cross-reference checks for this series?

Yes. Share your existing part number, operating voltage, load type and environmental conditions, and we can review technically suitable alternatives within the same series or adjacent product families.

What information should I send for a quotation?

The generated part number, quantity, target delivery date, application type, system voltage/current and any datasheet revision are enough. The RFQ cart helps collect these details in one request.

Will this information appear the same after publishing?

Yes. The FAQ and related-insights blocks are part of the application code and appear with the same design on the published site.

B2B · PRODUCT SERIES · RINCON POWERREF · IMB · RINCON POWER · SPST-NC

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Rincon Power SPST-NC HV Relays

SPST-NC high voltage relay (normally-closed)

SPST-NC family targets HV applications requiring normally-closed operation such as protective isolation and standby switching. RF-rated hermetic construction delivers longevity in medical, RF broadcast and industrial test systems.

Protective HV isolationStandby power switchingMedical device HV protectionRF broadcastIndustrial testScientific lab

01applications: Medikal · RF · test
02construction: RF rated · hermetik
03Contact Form: SPST-NC
04Voltage Range: HV sınıfı

SHARED ACROSS ALL MODELSContact Form:SPST-NCapplications:Medikal · RF · testconstruction:RF rated · hermetikContact Form:SPST-NC

SPST-NC HV Relays Series Contactor Models

Sorted by current rating (150A → 1000A)

4 MODELS

MODEL↑ current	Continuous Current	Contact Voltage (kV)	Continuous Current (A)	application type	Mounting
R64B	10 A	50kV	10	Make Only	Panel Mount
R81B	10 A	7kV	10	Make/Break Load Switching	Panel Mount
R43B	25 A	10kV	25	Make/Break Load Switching	Panel Mount
R41B	30 A	5kV	30	Make/Break Load Switching	Panel Mount

FREQUENTLY ASKED QUESTIONS

About the SPST-NC series

06/06

RELATED INSIGHTS · SPST-NCREF · IMB · PUB · 04 ENTRIES

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RELATED INSIGHTS

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04 ENTRIES

SOON
SPST-NC Series Selection Guide
A practical approach to selecting the right model family by evaluating voltage, current, coil, mounting and environmental conditions together.
In progress
SOON
SPST-NC Datasheet Checklist
The key technical rows and application limits to verify before quotation or engineering approval.
In progress
SOON
SPST-NC Application Notes
Notes focused on thermal limits, switching duty, protection coordination and mounting conditions for field reliability.
In progress
SOON
SPST-NC RFQ Preparation
How to clarify part number, quantity, application and technical requirements to get accurate pricing and lead time.
In progress

// end of index · 04 / 04

Rincon Power SPST-NC HV Relays

About the SPST-NC series

01Which applications is the SPST-NC series suitable for?

02What should I check first when selecting a SPST-NC model?

03Do datasheet ratings and configurator codes refer to the same product?

04Do you provide technical support and cross-reference checks for this series?

05What information should I send for a quotation?

06Will this information appear the same after publishing?

Go deeper

SPST-NC Series Selection Guide

SPST-NC Datasheet Checklist

SPST-NC Application Notes

SPST-NC RFQ Preparation