How does shipping work for orders on MRO Exchange?

Most orders ship within 1–2 business days via UPS. Larger equipment ships via freight carrier, and customers can use the shipping estimator on the product page for a location-specific quote. Local pickup is also available at the Fairfield, IL facility, typically ready within 4 hours.

What payment methods does MRO Exchange accept?

MRO Exchange accepts all major credit cards, PayPal, and Shop Pay. Purchase order and wire transfer payment is also available, with payment due prior to shipment. Custom terms are available for established accounts.

1 2

Siemens 7MH7158-0AA00 Zero Speed Motion Sensor 115 VAC Untested Surplus

$899.00 USD

Sale Sold out

ConditionSurplus - Untested MPN7MH7158-0AA00 Stock #Stock # 0626-01943

Photos reflect current condition. Items differing from description may be eligible for return or refund — see our condition guide.

Shipping Estimate

Estimated package weight: 10.0 lbs

Select your state above for a shipping estimate.

U.S. shipping, securely packaged. Ships in 1-2 Days
Questions? Real support team available before purchase
Secure checkout with trusted payment methods

Product Specifications

Manufacturer: Siemens
MPN / Model: 7MH7158-0AA00
Product Type: Zero Speed Motion Sensor / Alarm Switch
Voltage: 115 VAC
Power: 7 VA
Sensing Range: 100 mm
Output Type: SPDT Relay Contact
Mounting Type: Flange Mount
Enclosure Rating: NEMA 4X/6, IP67

Product Description

This Siemens SITRANS WM100 zero speed motion sensor is identified by MPN 7MH7158-0AA00 and is built as a non contacting alarm switch for detecting motion loss on rotating or moving equipment. The sensor operates on 115 VAC with a 7 VA draw and provides an SPDT relay contact output, connecting through five screw terminals plus a grounding terminal. It has a 100 mm sensing range and mounts via a flange connection, with a NEMA 4X/6, IP67 rated enclosure suited to demanding plant environments.

The unit is listed in Surplus Untested condition. Buyers matching this exact Siemens Milltronics catalog number for replacement, spare inventory, or maintenance sourcing can use the MPN, voltage, and sensing range shown here to confirm fit against their existing equipment.

View full details

Frequently Asked Questions

Shipping & Handling

Most orders ship within 1–2 business days via UPS, but expedited same-day handling is available as an add-on to orders in cart. Larger equipment ships via freight carrier. Use the shipping estimator above for a location-specific quote. Local pickup is also available at our Fairfield, IL facility, typically ready within 4 hours.

Returns & Condition

All items are sold as-described based on the photos and condition listed. If an item arrives differing from its description, it may be eligible for return or refund. See our full condition guide for details on our grading terms.

Payment Options

We accept all major credit cards, PayPal, and Shop Pay. Purchase order and wire transfer payment is also available by selecting "Purchase Order / Wire Transfer" at checkout. Payment is due prior to shipment. Contact us for custom terms on established accounts. Tax exemptions are honored if proper documentation is provided.