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Mercury Wetted Relay HGMR

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Product family overview

Mercury Wetted Relay HGMR application and selection guide

Mercury wetted relays provide stable low contact resistance and extremely low or bounce-free switching behavior for specialized precision measurement and test applications where signal integrity is critical.

Use this family where bounce performance and contact stability are more important than a general-purpose relay solution. Confirm orientation, regulatory and application limits before production use.

Precision test systemsPulse and timing circuitsInstrumentation switchingIndustrial measurement equipment
1Control coil
2Mercury wetted contact
3Stable low-resistance path
4Measurement / pulse output
Main parameters

Key selection parameters

Series
HGFR / HGMR / HGSR / HVR and related families
Switching behavior
Low bounce and stable contact resistance
Signal type
Precision signal, pulse and test switching
Orientation
Series-dependent; confirm mounting requirement by datasheet
Compliance note
Mercury handling/application suitability must be confirmed for the target market
Engineering selection notes

Before choosing a model

These notes keep product pages useful for engineers while avoiding overclaims. Final ratings remain model- and application-specific.

Orientation and compliance must be checkedMercury wetted relays are specialized precision parts. Many types require a defined mounting orientation and may be restricted by RoHS, WEEE, transport, disposal or customer environmental rules.
Bounce wording is contact-technology specificMercury wetted contacts are selected where extremely low or bounce-free switching is required. Do not apply this claim to dry reed relays unless an individual datasheet supports it.
Best fit: precision signal switchingUse mercury wetted types for low-level measurement, pulse/timing and data-acquisition circuits where contact stability is critical, not as a universal relay upgrade.
Series comparison

Mercury wetted relay series comparison

Use this table to choose the starting series before checking the individual model datasheet for coil, contact form, orientation and regulatory suitability.

SeriesBest fitSwitching behaviorSelection focus
HGFRFast precision signal switchingLow bounce mercury wetted contactConfirm coil voltage, contact form and mounting orientation
HGMRMeasurement and instrumentation switchingStable low contact resistanceConfirm signal level, life requirement and package constraints
HGSRSensitive / compact mercury relay applicationsRepeatable low-level switchingConfirm footprint, orientation and environmental limits
HVR / relatedHigher voltage precision switchingFamily-specific ratingsCheck datasheet before replacing with general reed relay
Model display

Representative models in this family

Each model links to its own detail page and datasheet/RFQ path. Use the All Models index for the complete list.

HGMR-1A12-01MC12V High Current Mercury Wetted Relay 2KV HGMR-1A12-01MC
  • Coil Voltage: 12VDC
  • Min Breakdown Voltage: 2K VDC
  • Max Carrying Current: 5.2A
  • Series: 1 channels 2kv

Details · Datasheet

HGMR-1A24-01MC24V High Current Mercury Wetted Relay 2KV HGMR-1A24-01MC
  • Coil Voltage: 24VDC
  • Min Breakdown Voltage: 2K VDC
  • Max Carrying Current: 5.2A
  • Series: 1 channels 2kv

Details · Datasheet

HGMR-1A05-01MC5V High Current Mercury Wetted Relay 2KV HGMR-1A05-01MC
  • Coil Voltage: 5VDC
  • Min Breakdown Voltage: 2K VDC
  • Max Carrying Current: 5.2A
  • Series: 1 channels 3kv

Details · Datasheet

HGMR05-1A001HGMR05-1A001
  • Series: HGFR / HGMR / HGSR / HVR and related families
  • Switching behavior: Low bounce and stable contact resistance
  • Signal type: Precision signal, pulse and test switching
  • Orientation: Series-dependent; confirm mounting requirement by datasheet

Details · Datasheet

HGMR05-1A002HGMR05-1A002
  • Series: HGFR / HGMR / HGSR / HVR and related families
  • Switching behavior: Low bounce and stable contact resistance
  • Signal type: Precision signal, pulse and test switching
  • Orientation: Series-dependent; confirm mounting requirement by datasheet

Details · Datasheet

HGMR05-1A004HGMR05-1A004
  • Series: HGFR / HGMR / HGSR / HVR and related families
  • Switching behavior: Low bounce and stable contact resistance
  • Signal type: Precision signal, pulse and test switching
  • Orientation: Series-dependent; confirm mounting requirement by datasheet

Details · Datasheet

HGMR12-1A001HGMR12-1A001
  • Series: HGFR / HGMR / HGSR / HVR and related families
  • Switching behavior: Low bounce and stable contact resistance
  • Signal type: Precision signal, pulse and test switching
  • Orientation: Series-dependent; confirm mounting requirement by datasheet

Details · Datasheet

HGMR12-1A002HGMR12-1A002
  • Series: HGFR / HGMR / HGSR / HVR and related families
  • Switching behavior: Low bounce and stable contact resistance
  • Signal type: Precision signal, pulse and test switching
  • Orientation: Series-dependent; confirm mounting requirement by datasheet

Details · Datasheet

HGMR12-1A004HGMR12-1A004
  • Series: HGFR / HGMR / HGSR / HVR and related families
  • Switching behavior: Low bounce and stable contact resistance
  • Signal type: Precision signal, pulse and test switching
  • Orientation: Series-dependent; confirm mounting requirement by datasheet

Details · Datasheet

HGMR12-1A005HGMR12-1A005
  • Series: HGFR / HGMR / HGSR / HVR and related families
  • Switching behavior: Low bounce and stable contact resistance
  • Signal type: Precision signal, pulse and test switching
  • Orientation: Series-dependent; confirm mounting requirement by datasheet

Details · Datasheet

HGMR24-1A002HGMR24-1A002
  • Series: HGFR / HGMR / HGSR / HVR and related families
  • Switching behavior: Low bounce and stable contact resistance
  • Signal type: Precision signal, pulse and test switching
  • Orientation: Series-dependent; confirm mounting requirement by datasheet

Details · Datasheet

HGMR24-1A004HGMR24-1A004
  • Series: HGFR / HGMR / HGSR / HVR and related families
  • Switching behavior: Low bounce and stable contact resistance
  • Signal type: Precision signal, pulse and test switching
  • Orientation: Series-dependent; confirm mounting requirement by datasheet

Details · Datasheet

View complete model index

FAQ

Mercury Wetted Relay HGMR selection FAQ

Answers are shown on-page to match the structured FAQ data and help engineers prepare datasheet review or RFQ requests.

How do I choose a Mercury Wetted Relay HGMR model?

Start from the application requirement, then compare Series, Switching behavior, Signal type, Orientation, Compliance note. Open the model detail page and PDF datasheet before confirming the final ordering code.

Where can I find individual datasheets for this product family?

Each representative model card links to its own detail page and PDF datasheet. For production projects, submit an RFQ so voltage, current, mounting and compliance requirements can be confirmed.

What information should be included in an RFQ?

Include working voltage, current, load type, contact or output form, coil or control voltage, mounting style, environment, validation quantity and expected production volume.

English engineering resources

Mercury Wetted Relay HGMR English catalog

Review the standardized English product-family catalog, datasheets and RFQ path for this product category.

Download Category Catalog Complete Product Catalog Request Engineering Quote

Generated by SHR AUTOSENSOR TECH LIMITED for public English reference. Final ratings, drawings and application suitability are confirmed by RFQ.

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