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Relays & Control Modules

Relay interfaces, timing & temperature control for automation panels

Separate the signal-side voltage from the load-side rating, then compare channel count, contact format, timing mode and mounting method.

  • Control voltage and AC or DC signal
  • Load, contact form and channel count
  • DIN rail mounting, terminals and quantity
4-channel SPDT DIN-rail relay interface board
Relay selection starts with control voltage and contact/load requirements—not with enclosure shape.
4 control families Relay boards, time relays, power relays and temperature control are not collapsed into one product.
Voltage variants separated 24VDC, 12VDC and 110/220V products retain their own evidence.
Panel-oriented comparison Control voltage, contact/load, channel count and mounting drive the selection flow.
Verified Amazon paths Each card opens the exact GUETNEU listing observed for that configuration.

Verified product paths

Choose the configuration, not just the category name

Each card is tied to an exact ASIN observed on a page showing “Visit the GUETNEU Store.” Prices, ratings, stock and bestseller language are intentionally omitted.

01 4-channel SPDT DIN-rail relay interface board

Relay interface board

4-channel SPDT DIN-rail relay interface board

A four-channel DIN-rail relay interface intended to separate and amplify control-system outputs.

  • 24VAC/DC input
  • 10A at 250VAC or 30VDC rated load in the listing
  • DIN-rail mounting with LED status indicators
View on Amazon ASIN B0BXP1GBFK
02 H3Y-2 LCD digital time relay, 8-pin 24VDC DPDT

Digital time relay

H3Y-2 LCD digital time relay, 8-pin 24VDC DPDT

An 8-pin 24VDC digital time relay with dual-time display and several selectable delay modes.

  • 24VDC coil
  • Five selectable delay modes
  • 0.1 second to 990 hour setting range in the listing
View on Amazon ASIN B0DDGRZ5KD
03 2-pack electromagnetic power relays, 8-pin DPDT 12VDC

Electromagnetic power relay

2-pack electromagnetic power relays, 8-pin DPDT 12VDC

A two-pack 12VDC electromagnetic relay and socket set for DIN-rail control applications.

  • 12VDC coil
  • 8-pin DPDT, 2NO/2NC contact format
  • 10A listing and DIN-rail socket
View on Amazon ASIN B0DDH9QP5Z
04 110/220V, 63A LED temperature controller

Temperature controller

110/220V, 63A LED temperature controller

A 110/220V temperature controller with heating, cooling and countdown operating modes.

  • Heating, cooling and countdown modes
  • Listing temperature range is -40°F to 284°F
  • 63A listing
View on Amazon ASIN B0DKHX6QLM

How to choose

Confirm the system inputs before the model

Use this table to prepare a model-matching or sourcing request. It does not replace a product datasheet, qualified design review or local installation requirements.

Decision Options on this page What to confirm
Control voltage 24VAC/DC relay board, 24VDC time relay, 12VDC power relay, or 110/220V controller. Match the control supply exactly; do not substitute the existing 110VAC time-relay variant for the 24VDC listing.
Output requirement SPDT channel outputs, DPDT power-relay contacts, timed output, or temperature-switched output. Provide load voltage, current, AC/DC type and desired fail-safe behavior.
Function & channels Four-channel interface, five timing modes, relay isolation, or heating/cooling/countdown control. Define the number of signals and the sequence the panel must perform.
Mounting & service DIN-rail board/socket formats or the controller installation format. Confirm rail space, terminal access, wiring labels and replacement method.
Evidence boundary Product facts were checked on Amazon on August 19, 2026. Confirm the current selected variant, documentation and package contents before publishing specifications or placing a project order.

Applications

Organize the selection around the actual control task

Application examples help narrow the family. Final compatibility still depends on the exact electrical, mechanical and environmental requirements.

01

PLC output isolation

Use relay interfaces to separate low-power control outputs from field loads.

02

Timed sequences

Delay, release and cyclic timing for equipment and electrical-control sequences.

03

Load switching

Plug-in electromagnetic relays for replaceable DIN-rail control circuits.

04

Temperature operation

Heating, cooling and countdown control for supported environmental applications.

FAQ

Questions to settle before ordering

These answers preserve the boundary between a verified listing, a sourcing conversation and an engineering decision.

Can a 24VDC time relay replace the existing 110VAC website record?

No. They are different voltage variants with different ASINs. Keep the 24VDC and 110VAC products separate in content, wiring and procurement.

What must I provide for a relay-board quote?

Provide control voltage, channel count, contact format, load voltage/current, mounting method and requested quantity.

Are all load ratings interchangeable?

No. A contact rating must be checked against the actual load category and switching conditions. Use the selected product documentation and applicable engineering rules.

Why does the page avoid certification badges?

The Amazon snapshot is not primary compliance documentation. Request the relevant declaration, test report or datasheet before using certification claims in procurement or marketing.

Direct quote request

Need help matching the exact configuration?

Send control voltage, channel/contact requirement, load rating, timing or temperature function, and quantity. GUETNEU can use those inputs for model matching, repeat supply or a bulk sourcing request.

  • Control voltage and contact arrangement
  • Channel count, load rating and required function
  • Mounting method, quantity and destination

Quote request form

Request a quote for Relays & Control Modules

Share the known model, application, quantity and destination. GUETNEU uses the supplied contact details to review and respond to the request.

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