Omron S8FS-G15024CD — 24V 150W DIN Rail Power Supply Guide

By Abdullah Zahid
14 min read
Omron S8FS-G15024CD 150W 24V DC switch mode power supply with covered DIN rail housing for industrial control panels

Omron S8FS-G15024CD Switch Mode Power Supply, 150 W, 24 V, Covered / DIN Track Mounting Type, Screw Terminal Block — Specs, Buying Guide and Alternatives

Controls engineers specifying 24 V DC panel power for mid-size machine tools, OEM automation cabinets, or semiconductor fab equipment consistently land on one core question: does this supply have enough headroom, the right approvals, and a mechanical format that actually fits the rail? The Omron S8FS-G15024CD answers all three — it delivers 150 W at 24 V DC and 6.5 A continuous, accepts a wide 100–240 VAC single-phase input, mounts on a standard DIN rail in a covered housing, and carries UL/CSA/EN certifications that satisfy most machine export requirements. If your total 24 V load, derated for panel ambient temperature, falls within that 6.5 A envelope, this supply is worth a close look.

If you have already confirmed this is the right part, check current pricing and availability for the Omron S8FS-G15024CD at LeadTime.ca — ships worldwide.

Who Should Specify the S8FS-G15024CD — and Who Should Not

This supply is the right call when all of the following are true for your project:

  • Your total 24 V DC load — PLCs, I/O modules, relays, solenoids, HMI backlights, and sensors combined — stays within 6.5 A continuous after applying a 20–30% margin.
  • Your panel mains supply is single-phase 100–240 VAC (allowable range 85–264 VAC), not a three-phase-only source.
  • The panel layout accommodates DIN track mounting with a covered housing and screw terminal connections.
  • Panel ambient temperature, including hot spots, remains within -20 to 70 °C under worst-case conditions, with appropriate derating applied above the rated threshold.
  • Your project or machine export destination requires UL 508, CSA, and EN compliance documentation.

If your load exceeds 6.5 A, if you need 12 V or 5 V output, or if your design demands built-in redundancy or advanced diagnostics, step to a higher-wattage S8FS-G variant or evaluate the newer Omron S8VK series instead — specific model comparisons are covered below.

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What the S8FS-G15024CD Actually Does in a Control Panel

The Omron S8FS-G15024CD is a single-output industrial switch mode power supply that converts single-phase AC mains — anywhere from 85 to 264 VAC — into a regulated 24 V DC bus rated at 6.5 A and 150 W. In a control panel, it sits at the top of the 24 V distribution chain: mains in, clean 24 V DC out to everything downstream. The covered housing and screw terminal block format mean it installs the same way as any other DIN rail device in the cabinet, with no exposed live parts and no crimped connectors to manage.

Its role is not glamorous, but it is load-bearing. Every PLC input card, output relay, solenoid valve coil, proximity sensor, and HMI backlight on the 24 V bus depends on this supply for stable, noise-free voltage. Omron documents a life expectancy of at least 10 years under specified conditions — rated input, 50% load, 40 °C maximum ambient, standard mounting — which is the kind of figure OEMs use when calculating panel service intervals and warranty cost exposure.

The S8FS-G15024CD is convection cooled with no fan, which eliminates a mechanical wear item and simplifies maintenance. It accepts a DC input of 80–370 VDC in addition to the standard AC range, useful in panels that may be powered from a DC bus in certain mobile or backup-power scenarios.

Typical System Architecture for 24 V Control Power

The S8FS-G15024CD bridges the panel mains supply and every low-voltage device on the 24 V control bus. Here is where it sits in a typical automation panel chain:

  • Upstream: single-phase AC mains (100–240 VAC), fused or circuit-breaker protected at the panel disconnect.
  • AC input terminals of the S8FS-G15024CD, with L, N, and PE wired per rated conductor size and tightening torque from the Omron datasheet.
  • 24 V DC output terminals feed a DC distribution terminal block or fused 24 V bus rail.
  • From the 24 V bus: PLC CPU and I/O racks, HMI panel, safety relays, solenoid valve coils, and sensor networks draw their operating current.
  • Optional: a second S8FS-G unit connected in series via external diodes for elevated output voltage applications — parallel current sharing is not supported in this series.

Where This Supply Gets Specified — Applications and Deployment Scenarios

Machine tool builders represent the most common application for the S8FS-G15024CD. A mid-size CNC or machining centre typically runs a PLC, several I/O modules, a small HMI, and a collection of solenoid valves and relays — a load profile that fits comfortably within 150 W when properly summed and derated.

Semiconductor manufacturing equipment is another strong fit. Fab equipment demands stable, low-noise 24 V for sensitive motion controllers, pneumatic valve banks, and vision system interfaces. The Omron S8FS-G family's documented approval list and clean output make it acceptable to equipment qualification teams who need traceable compliance documentation.

OEM panel builders specifying a standard 24 V supply across multiple machine variants benefit from the consistency the S8FS-G15024CD provides — same part number, same mounting footprint, same terminal layout across the product line. Maintenance engineers stocking a single SKU for field replacements appreciate the same logic.

Retrofit and upgrade projects in older facilities also use this supply frequently. Wide input range — 85 to 264 VAC — means it handles aging facility wiring with voltage sag and still runs at full rating. Covered housing protects internal components in environments where dust and incidental contact are concerns.

Application Typical Deployment
Machine tool control panel Primary 24 V supply for PLC, I/O, relays, and operator HMI
Semiconductor fab equipment Regulated 24 V for pneumatic valve banks and motion interfaces
OEM automation cabinets Standardized 150 W 24 V supply across multiple machine SKUs
Manufacturing line distributed I/O 24 V power for remote I/O islands and sensor networks
Panel retrofit / upgrade Modern wide-input replacement for legacy single-voltage supplies
Packaging and conveyor systems 24 V for solenoids, encoders, and drive enable circuits

Key Specifications for Purchase Decision

Parameter Value Notes
Rated output 24 V DC, 6.5 A, 150 W Single output
Rated input voltage 100–240 VAC single phase Allowable range 85–264 VAC
Allowable DC input 80–370 VDC Per Omron datasheet
Input frequency 50/60 Hz Per Omron datasheet
Operating temperature -20 to 70 °C Derating may apply at higher temperatures — consult datasheet
Mounting DIN track, covered type Screw terminal block connections
Altitude Up to 3000 m Per Omron datasheet
Cooling Natural convection No fan — no mechanical wear item
Weight Approx. 500 g Per Omron datasheet
Safety approvals UL 508, CSA C22.2, EN standards Verify current listing against project requirements

Full technical specifications are available on the product page at LeadTime.ca.

S8FS-G15024CD vs Other S8FS-G Variants and the S8VK Series

The S8FS-G family spans a wide power range, and the 150 W / 24 V position of the S8FS-G15024CD is one node in a larger selection. Choosing the right model means matching wattage to your load, not defaulting to the most familiar part number.

Model / Series Output Rating Best For Key Difference vs S8FS-G15024CD
S8FS-G15024CD 24 V DC, 6.5 A, 150 W Mid-size panels, machine tools, OEM standardization This model
S8FS-G (lower wattage, 24 V) 24 V DC, less than 6.5 A Smaller panels, low-load sensor/relay circuits Reduced current and wattage — do not substitute without load verification
S8FS-G (higher wattage, 24 V) 24 V DC, above 6.5 A Large automation cabinets, high I/O count systems Higher output current — preferred when derating pushes load over 6.5 A
S8FS-G (12 V or other voltage) 12 V or 5 V DC variants Panels requiring non-24 V logic power Different output voltage — not interchangeable
Omron S8VK-G / S8VK-S series Various 24 V ratings Applications needing higher efficiency, compact form, or diagnostics Newer platform — may offer advanced features; verify footprint and terminal compatibility before substituting

If your load audit puts total current above 6.5 A, or if derating for a hot panel closes that margin, the higher-wattage S8FS-G variant is the correct step up — check current availability and confirm the right model at LeadTime.ca.

Expert Verdict: Is the S8FS-G15024CD Worth Standardizing On?

The Omron S8FS-G15024CD earns its place in a standard panel BOM because it delivers exactly what the nameplate says — 150 W, 24 V DC, 6.5 A — with documented UL/CSA/EN approvals, a wide 85–264 VAC input tolerance, and a covered DIN rail housing that simplifies both new installation and field replacement. The 10-year life expectancy stated by Omron under defined load and temperature conditions gives OEMs a concrete figure for service planning. For controls engineers at panel builders or machine tool OEMs who need a proven, approval-documented 24 V supply without ambiguity, this model is straightforward to specify and easy to defend in a BOM review.

Where the S8FS-G15024CD has genuine limits: it is not a compact-format supply, it offers no built-in redundancy or diagnostic output, and it does not support parallel current sharing — only series operation with external diodes up to two units. Engineers whose designs demand integrated load-sharing redundancy, very high efficiency figures, or advanced status signaling should evaluate the Omron S8VK-G or S8VK-S series instead. Similarly, any panel where 24 V load totals exceed 6.5 A — even after applying a full derating margin — demands a move to a higher wattage model in the S8FS-G family rather than running this unit at its ceiling.

From a procurement standpoint, the S8FS-G15024CD sits in the mid-range price tier for 150 W industrial DIN-rail supplies — neither the cheapest option nor a premium specialty part. Availability through major distributors is generally solid, with occasional lead time exposure on larger order quantities. Buying through a specialist automation distributor rather than a general-channel supplier matters here because model suffix verification — confirming the exact "S8FS-G15024CD" code against your mounting, voltage, and terminal requirements — prevents the wrong-part orders that cause the most expensive delays. View current pricing and stock status for the S8FS-G15024CD at LeadTime.ca, where the team can also confirm equivalents when lead times are a constraint.

For volume pricing, OEM contract terms, or to confirm lead time before committing to a build schedule, contact the LeadTime.ca team directly — we ship worldwide.

What Engineers Need to Know Before Ordering the S8FS-G15024CD

Community forum searches across Reddit's r/PLC and r/industrialautomation, PLCTalk, PLCS.net, MrPLC, and distributor Q&A sections returned very little model-specific discussion for the S8FS-G15024CD or even the broader S8FS-G family. There are no widely reported failure modes, no recurring substitution warnings, and no documented ordering horror stories tied to this exact part number. That silence is informative: this is a standard industrial power supply that engineers specify, install, and move on from — it does not generate dramatic field stories in either direction.

What that absence of community data also means is that buyers cannot rely on peer reviews to catch pre-order mistakes. The errors that cause problems with this class of product are systematic and well-documented in Omron's own documentation — and they tend to fall into three categories. First, undersizing: specifying 150 W without accounting for peak inrush currents from solenoids, or without applying temperature derating when the panel interior consistently runs above 40 °C. Second, model suffix confusion: the S8FS-G family covers a range of voltages, wattages, and mechanical options, and the specific suffix "S8FS-G15024CD" carries meaning in every character — 150 W, 24 V, covered type, DIN rail, screw terminals. Ordering a visually similar code without checking each element is the most common procurement mistake in this product family. Third, parallel operation assumptions: engineers familiar with supplies that support current sharing sometimes assume this model does the same. It does not — the S8FS-G15024CD supports series operation up to two units with external diodes, but not parallel load sharing.

When community data is sparse and the stakes involve machine certification or production uptime, the value of a specialist distributor who knows the product family becomes concrete. The LeadTime.ca team can cross-check your model code, confirm approval documentation for your export destination, and flag alternative models when availability is constrained — reducing the risk of a wrong-part order that costs far more than the supply itself.

Wiring and Installation Overview

The following points cover the key requirements and checks for mounting and connecting the S8FS-G15024CD. For complete wiring diagrams, terminal torque values, and conductor sizing tables, refer to the official Omron installation documentation.

  • Mount the supply on a standard DIN rail in the orientation specified in Omron documentation; leave adequate clearance above and below for natural convection airflow — this is a fanless unit that relies entirely on thermal circulation.
  • Connect the PE terminal securely to the panel ground bar before energizing; the covered housing and screw terminal design require a proper panel bonding conductor sized per applicable standards.
  • Wire AC input (L and N) using conductors rated for the upstream mains voltage and protected by a fuse or circuit breaker upstream of the supply; keep AC input wiring physically separated from 24 V DC output runs to avoid coupling noise onto the control bus.
  • Wire 24 V DC output to a distribution terminal block or fused bus rail, observing correct polarity; avoid sharing conductors between high-current and low-current 24 V loads where voltage drop could affect sensitive devices.
  • Tighten all screw terminals to the torque specified in the Omron datasheet, verify connection integrity before first energization, and re-torque terminals after initial thermal cycling as part of commissioning sign-off.

Wrong-Part Prevention Checklist

Before placing your order for the Omron S8FS-G15024CD, work through each item on this checklist. These are the checks that prevent the most common and costly ordering mistakes for this product family.

  1. Confirm required output voltage is 24 V DC and the load current (with margin) does not exceed 6.5 A continuous.
  2. Verify input supply is single-phase 100–240 VAC (or compatible DC input) and that three-phase-only panels use an appropriate control transformer if needed.
  3. Check that DIN rail mounting and covered housing fit the panel layout and available rail length.
  4. Confirm screw-terminal connection style is acceptable (no requirement for plug-in or spring-clamp terminals).
  5. Verify ambient temperature in the panel (including hot spots) stays within the -20 to 70 °C operating range with required derating.
  6. Confirm the exact model suffix "S8FS-G15024CD" rather than similar S8FS-G variants with different mounting, voltage, or options.
  7. Ensure the application does not require parallel operation for load sharing (this series is not designed for parallel current sharing; only limited series operation is supported).
  8. Confirm that local codes and approvals (UL, CSA, CE) match project or customer requirements.

If any item on this list raises a question before you finalize your BOM, review the full product details at LeadTime.ca or contact the team for confirmation before ordering.

Frequently Asked Questions

Can the S8FS-G15024CD accept a DC input, or is it AC-only?

The S8FS-G15024CD accepts both AC and DC input. The rated AC input is 100–240 VAC (allowable 85–264 VAC), and the allowable DC input range is 80–370 VDC as specified in Omron's documentation. This makes it usable in panels powered from a DC bus, such as backup or mobile power configurations, without requiring a separate AC-only supply.

Can two S8FS-G15024CD units be connected in series for a higher voltage output?

Yes, but with constraints. Omron documentation indicates series operation is supported up to two units using external diodes. This is not a common panel configuration, and any series connection should follow the specific guidance in the Omron installation manual exactly — do not attempt series wiring without reviewing the datasheet requirements first.

Does this supply support parallel connection for increased current output?

No. The S8FS-G15024CD is not designed for parallel current sharing. Attempting to parallel two units without appropriate isolation will not reliably double current capacity and may damage one or both supplies. If your load exceeds 6.5 A, select a higher-wattage S8FS-G model rated for that current rather than attempting parallel operation.

What is the operating temperature range, and does output derate at high ambient temperatures?

The operating ambient temperature range is -20 to 70 °C as stated in Omron documentation. Operation at higher ambient temperatures within the rated range may require derating — meaning the usable continuous output current must be reduced below the 6.5 A nameplate rating to stay within thermal limits. Always consult the derating curve in the current Omron datasheet and apply it to your specific panel ambient before finalizing the load budget.

Is the S8FS-G15024CD suitable for use in safety-related circuits?

The supply provides regulated 24 V DC power and carries industrial safety approvals including UL 508, CSA C22.2, and EN standards — which qualifies it as a power source for safety relay and light curtain circuits in most machine safety architectures. However, suitability for a specific safety function depends on the full circuit design, the safety device manufacturer's requirements, and the applicable machinery safety standard for your application. Confirm with your safety circuit supplier that the power supply meets their specified input requirements.

How does the S8FS-G15024CD compare as a direct replacement for an older 24 V supply in an existing panel?

The covered DIN rail housing and screw terminal format mean the S8FS-G15024CD will physically fit any panel with a standard DIN rail and adequate rail length. Before substituting, verify that the replacement rail length and mounting position accommodate the covered housing dimensions per the Omron datasheet, confirm that all load currents still fall within 6.5 A continuous after derating for the panel's actual ambient temperature, and check that any approvals required by the panel's original certification still apply to the replacement supply.

Why Order From LeadTime.ca

  • Ships worldwide — not limited to any single country or region.
  • Specialist automation distributor: the team can verify model codes, confirm approval documentation, and flag equivalent alternatives when lead times are a constraint.
  • Volume and OEM pricing available — contact for current terms on multi-unit orders.
  • Sourcing support for hard-to-find or allocation-constrained parts across the S8FS-G family and related Omron product lines.

At-a-Glance Summary

  • Model: Omron S8FS-G15024CD — Switch Mode Power Supply, 150 W, 24 V, Covered / DIN Track Mounting Type, Screw Terminal Block.
  • Rated output: 24 V DC at 6.5 A continuous, 150 W total.
  • Input range: 100–240 VAC rated (85–264 VAC allowable); DC input 80–370 VDC.
  • Operating temperature: -20 to 70 °C; derating applies at high ambient — consult Omron datasheet.
  • Altitude rating: up to 3000 m.
  • Cooling: natural convection, no fan.
  • Life expectancy: at least 10 years under Omron specified conditions (rated input, 50% load, 40 °C ambient, standard mounting).
  • Approvals: UL 508, CSA C22.2, EN standards — verify current listing for your project destination.
  • Series operation: supported up to 2 units with external diodes. Parallel current sharing: not supported.
  • Best fit: mid-size machine tool panels, OEM automation cabinets, semiconductor equipment, and 24 V control standardization programs requiring documented industrial approvals.

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