Magnasphere HSS-L2D-804 Dual Alarm Contacts with Tamper Circuit, Closed Loop
SKU
HSS-L2D-804
Model No
HSS-L2D-804
$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-804 from Magnasphere is a high-security dual alarm contact system featuring a tamper circuit and closed loop functionality. Designed to meet stringent standards such as UL634 Level 2 for secure environments like SCIFs and safes, this sensor boasts embedded EOL resistors for enhanced security and ease of installation. With its advanced features, the Magnasphere HSS series promises exceptional reliability and protection for high-level secure applications.
Magnasphere HSS-L2D-804 Key Features
- Intrinsically Safe: Designed as a simple apparatus for maximum reliability in security applications.
- Resistance to Interference: The device is resistant to both external and internal magnetic defeat, ensuring robust protection.
- Flexible Installation: Dual 1/2” NPT conduit ports allow for top or side connection options to suit various setups.
- Upgrade Compatibility: Serves as a direct replacement for existing BMS devices, simplifying upgrades.
- No Adjustment Needed: Installation is straightforward without the need for further adjustments, saving time and labor.
- Advanced Tamper Detection: Features the industry's most secure removal tamper sensor/circuit for added security.
- Durable Technology: Magnasphere® switch technology prevents permanent contact welding due to conditions like lightning and power surges.
- Varied Options: Available in both single (L2S) and dual (L2D) alarm contacts to meet diverse security needs.
- American-Made Quality: Manufactured in the USA using award-winning technology, ensuring top-notch quality and performance.
- Control Panel Compatibility: Works seamlessly with control panel models that accept contact inputs.
- Embedded EOL Resistors: Built-in options available for enhanced installation and security configuration.
- Cost-Effective: Priced competitively to offer superior security without exceeding budget constraints.
Magnasphere HSS-L2D-804 Detailed Specifications
| Model | HSS-L2D-804 |
| Type | Dual Alarm Contact with Tamper Circuit |
| Configuration | Closed Loop |
| Series Resistance | 1K ? Series and 1K ? Parallel |
| Standards | UL634 Level 2 High Security |
| Features | Embedded EOL Resistors, Surface Mount |
| Dimensions | 1/2” NPT conduit ports |
| Manufacturing Location | United States |
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