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Magnasphere 1838 Spare O-Ring for MSK-101-MM-HL

SKU: 1838 Magnasphere

Special Order: typically 2–6 weeks

Ships directly from the manufacturer. This is an estimated lead time, not a guaranteed delivery date.

Availability can change and lead times may be longer. If your project has a deadline, check with us before ordering.

A member of our team will check with the manufacturer and personally reply by email.

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Product images for Magnasphere 1838 Spare O-Ring for MSK-101-MM-HL. 1 image(s) available. Click on image to view full size.
TAA Compliant

Key Features

  • Provides a reliable seal for MSK-series magnetic contacts to reduce false alarms and sensor failures
  • TAA-compliant spare O-ring (Model 1838) that meets procurement and compliance needs
  • Defeat-resistant construction increases durability for high-use door and frame installations
  • OEM-fit for MSK-101-MM-HL ensures fast, tool-free replacement to minimize downtime
  • Extends the service life of security sensors and simplifies field maintenance for technicians

Quick Specifications

Product Model
1838
Brand Name
Magnasphere
Product Name
MAGNASPHERE 1838
Product Type
O Ring
View Full Technical Specifications

Explore the details

Product information

1838

Overview

Keep your security and surveillance systems performing reliably with the Magnasphere 1838 spare O-ring. Designed as an OEM replacement for the MSK-101-MM-HL magnetic contact series, this precision O-ring restores the seal that prevents moisture, dust, and mechanical wear from compromising magnetic contact sensors. The TAA-compliant 1838 model is built from defeat-resistant materials, helping to extend sensor life and reduce nuisance alarms—critical for monitoring, access control, and perimeter security applications.

Technicians and facility managers will appreciate the fast, tool-free swap that minimizes downtime and service calls. Because this O-ring is engineered specifically for Magnasphere MSK series devices and supports magnetic contact functionality, you get a dependable fit and consistent performance across door contacts and enclosure installations. Ideal for commercial security, surveillance, and asset protection systems, the Magnasphere 1838 spare O-ring is a small part that makes a big difference in system uptime and reliability. Order the spare O-ring today to maintain sensor integrity and keep your monitoring systems operating at peak performance.

Features

  • Provides a reliable seal for MSK-series magnetic contacts to reduce false alarms and sensor failures
  • TAA-compliant spare O-ring (Model 1838) that meets procurement and compliance needs
  • Defeat-resistant construction increases durability for high-use door and frame installations
  • OEM-fit for MSK-101-MM-HL ensures fast, tool-free replacement to minimize downtime
  • Extends the service life of security sensors and simplifies field maintenance for technicians
11 of 11 specifications
Technical specifications for Magnasphere 1838 Spare O-Ring for MSK-101-MM-HL
General Information
Brand Name Magnasphere
Manufacturer Magnasphere
Product Name MAGNASPHERE 1838
Product Type O Ring
Product Model 1838
Product Series MSK
Manufacturer Part Number 1838
Technical Information
Device Supported Magnetic Contact
Certifications
TAA Compliant Yes
Physical Characteristics
Durability Defeat Resistant
Miscellaneous
Features All Magnasphere door contacts don't break or fuse. Not a reed switch.

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SKU:
1838
Manufacturer part:
1838
How do I confirm compatibility?

Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.

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When will this item ship?

Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.

Shipping, freight and delivery details
What should I know about returns?

Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.

Read return eligibility and exclusions

Magnasphere 1838 Spare O-Ring for MSK-101-MM-HL

1838

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