Magnasphere HSS-L2D-803 Dual Alarm Contacts with Tamper Circuit, Closed Loop
SKU
HSS-L2D-803
Model No
HSS-L2D-803
$369.00
Product Highlights
- Intrinsically Safe, Simple Apparatus
- Resistant to External and Internal magnetic defeat
- Dual 1/2″ NPT conduit ports provide top or side connection options
- Replacement for existing BMS devices
- No adjustment required for installation

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The HSS-L2D-803 from Magnasphere is a Dual Alarm Contact system featuring both Closed Loop with Tamper Circuit capabilities. Designed for high security applications, this sensor offers embedded EOL resistors for added protection, meeting the UL634 Level 2 High Security Standard. With its advanced technology and labor-saving installation features, the HSS-L2D-803 is perfect for securing SCIFs, safes, and vaults while providing reliable performance and ease of use.
Magnasphere HSS-L2D-803 Alarm Features
- Intrinsically Safe: Designed for safe operation in high security environments, reducing risk in sensitive applications.
- High Resistance: Resistant to external and internal magnetic defeat, ensuring reliable functionality against tampering.
- Versatile Connection: Dual 1/2” NPT conduit ports offer flexibility for top or side connections, enhancing installation options.
- Easy Replacement: Serves as a direct replacement for existing BMS devices, simplifying upgrades.
- No Adjustment Needed: Simple installation process with no adjustments required, saving time and labor costs.
- Secure Tamper Circuit: Features the industry's most secure removal tamper sensor/circuit for heightened security.
- Durable Technology: Magnasphere® switch technology resists permanent contact welding from external factors like lightning or power surges.
- Available Options: Both single (L2S) and dual (L2D) alarm contact models are available for various security needs.
- Made in America: Produced using award-winning Magnasphere switch technology, ensuring high-quality manufacturing.
- Wide Compatibility: Compatible with control panel models that accept contact inputs, providing versatility in usage.
- Embedded Resistors: Built-in EOL resistors available, enhancing security without additional setup.
- Cost-Effective: Competitively priced, offering high security without exceeding budget constraints.
Detailed Specifications for Magnasphere HSS-L2D-803
| Product Type | Dual Alarm Contacts with Tamper Circuit |
| Loop Type | Closed Loop |
| EOL Resistor Value | 1K ? Series Embedded |
| Security Standard | UL634 Level 2 |
| Device Compatibility | Control panel models with contact inputs |
| Conduit Ports | Dual 1/2” NPT |
| Installation Features | No adjustment required |
| Manufactured | USA |
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