Electrical Components

Shop electrical control components by exact model and part number, including contactors, terminal accessories, protective devices, connectors and auxiliary contact blocks. Check voltage, current rating, pole count, terminal style and installation compatibility before ordering. Worldwide tracked delivery.
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Free shipping

Standard shipping is free over $100

A$100 threshold for Australia. International threshold follows the store currency shown at checkout.

Express option

Express delivery: 5–7 business days

Choose express when downtime, repair or project timing matters.

Standard option

Standard delivery: 10–15 business days

Worldwide standard shipping is available for compatible industrial parts.

Need help?

Send the model number before ordering

We can help check model, MPN, replacement or cross-reference details.

Model-fit support

Not sure this is the exact part?

Send the model number, nameplate photo, equipment model or old part reference. We can check compatibility, quote alternatives, and help source hard-to-find industrial parts before you buy.

Request model check Contact support
Replacement and obsolete parts Ask us to check same-series replacements or acceptable substitutes when the original model is unavailable.
Bulk and project orders Send a list of models and quantities so we can quote combined packing and shipping options.
Worldwide delivery choices Standard 10–15 business days or express 5–7 business days, with free standard shipping over $100 where available.

How buying works

Clear sourcing, delivery and model-check support.

Use the catalog for ready-to-buy items, or ask us to confirm a part number before ordering when downtime, compatibility or replacement risk matters.

Search or send the model Use exact MPN, SKU, equipment model, rating or label reference. If the result is missing, use the quote request form.
We check fit and availability We can review compatibility, substitutes, obsolete models and bulk quantities before you commit to a purchase.
Choose standard or express Standard delivery is usually 10–15 business days. Express delivery is usually 5–7 business days.
Keep repeat orders simple Send frequent model lists once; we can keep them on file for future quotes and reorder support.

Need an exact replacement? Send the model number before ordering so we can help reduce wrong-part risk.

Request help finding a part

Find parts faster

Search by model type, equipment need or replacement part.

Start with the part function or machine application, then refine by exact model, MPN, rating, connector or equipment reference.

Limit switches Roller lever, plunger, safety interlock and travel switch replacements. Search limit switches Proximity sensors Inductive, threaded barrel, sensing-distance and connector-specific models. Search proximity sensors Photoelectric sensors Diffuse, reflective, slot and machine-detection sensing components. Search photoelectric sensors Oxygen sensors Gas detector, analyzer and industrial oxygen sensor replacement parts. Search oxygen sensors Safety relays E-stop, guard, light-grid and machine-safety control relay modules. Search safety relays Timer relays Panel timers, delay relays and control-cabinet timing replacements. Search timer relays Temperature controllers Panel-mount controllers and process-control replacement modules. Search temperature controllers Pressure sensors Pressure switches, probes and process sensing replacement parts. Search pressure sensors Circuit breakers Breaker, disconnect, overload and control-panel electrical spares. Search circuit breakers Power supplies DIN-rail, switching supply and control-panel power replacement parts. Search power supplies Burner electrodes Ignition electrodes, ionization probes and burner replacement parts. Search burner parts Motor starters Motor starter protectors, softstarters and machine-control spares. Search motor starters

Have an exact model list? Send it once and ask for combined quote, shipping and lead-time options.

Send model list

Business buyer support

Send the exact model. We help reduce ordering risk before you buy.

Search by model, MPN, rating, connector, machine reference or part description. If the listing is not an exact match, send the details and we will confirm price, lead time and practical replacement options by email.

Request a model quote Search common parts

Suitable for maintenance teams, equipment resellers, repair workshops and project buyers who need a clear part-number trail.

Model matching

Part number, label photo or equipment reference

Use the quote form when a suffix, voltage, connector or mounting detail needs checking.

Bulk orders

Quantity quote before payment

For repeat purchases or project lists, send quantities and target delivery country for a consolidated quote.

Shipping choice

Standard or express delivery

Use standard shipping for planned replenishment, or express delivery when downtime timing matters.

Repeat sourcing

Save lists of hard-to-find parts

Email us recurring models so future quotes can move faster with fewer compatibility questions.

Repeat buyer rewards

Buying for maintenance, resale or a project?

Send a model list and quantities. We can quote multiple parts together, check alternatives, and keep frequently requested items on file for future orders.

First order saving: use WELCOME5 at checkout.

Reward points: earn 1% back as store credit for future orders.

1. Place an order Use checkout or request a quote when you need several part numbers confirmed together.
2. Earn 1% reward credit Paid orders can receive reward credit equal to 1% of the order value. Example: spend $100, earn $1 credit.
3. Redeem next time Sign in to your customer account at checkout and apply available credit to the next order.

Reward credit is for future purchases, has no cash value, and is applied through customer accounts when available at checkout.

Request bulk pricing Check reward credit Read the buying guide
Combined quote Send several part numbers and quantities in one request so we can quote them together.
Replacement support Ask about compatible replacements when the original model is obsolete or hard to source.
Repeat order file Tell us your regular models and we can keep them on file for faster follow-up quotes, including 1% credit tracking.

Buying support

Industrial parts purchasing, made clearer

Use the catalog for listed items, or send us the model number when you need a hard-to-source, obsolete or replacement industrial component.

What if I cannot find the exact model number?

Use the quote request form and include the model, MPN, equipment model, quantity and delivery country. We can check sourcing options, lead time and compatible replacement details before you place an order.

Can you help confirm compatibility before purchase?

Yes. Send the part number, equipment model or a label photo reference when available. We will flag uncertainty instead of asking you to guess.

What delivery options are available?

Standard delivery is designed for planned maintenance and usually takes 10–15 business days. Express delivery is available for urgent repairs and usually takes 5–7 business days.

How does free standard shipping work?

Qualifying orders over the store threshold receive free standard shipping. Australia uses the A$100 threshold; international checkout follows the store currency and shipping rules shown at checkout.

Do you support bulk or repeat orders?

Yes. Send the model list and quantities through the quote request form. We can quote combined shipping where practical and keep frequently requested parts on file for follow-up orders.

How does the 1% repeat buyer reward credit work?

Paid orders can earn redeemable store credit equal to 1% of the order value for future purchases. Example: spend $100, earn $1 credit. To redeem it, sign in to your customer account at checkout or at account.westcontrolsupply.com and apply available credit when the option is shown.

Are prices and availability always final?

Listed products can be ordered through checkout when available. For quoted items, final price and lead time are confirmed by email before payment or special order processing.

Request a part quote Search the catalog