7x7x12.5mm with sleeve

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7x7x12.5mm-sleeve

7x7x12.5mm with sleeve

Short description: 7x7x12.5mm push switch with Sleeve

Size:
7x7x12.5mm height with sleeve
Function:
Self lock, Momentary ON (Non lock), DPDT switch
Rating:
100 mA, 30 VDC
Part code:
PS-2270-SL-WS = Self lock, PS-2270-NL-WS = Non lock
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Data Sheet
Category:

Heavy-Duty Cover Tamper Switch | 7x7x12.5mm Push Switch with Protective Sleeve

Protect your utility infrastructure with the 7x7x12.5mm Push Switch with Additional Sleeve, a specialized security component manufactured by Pran Electronics Pvt. Ltd. Designed specifically for the rigorous demands of Smart Metering, this switch acts as a high-reliability sensor to detect and log unauthorized enclosure opening.

Enhanced Security with “Sleeve” Technology

The standout feature of this model is the integrated additional sleeve. In smart meter applications, a standard switch can sometimes be bypassed or damaged by lateral force. The protective sleeve provides:

  • Mechanical Reinforcement: Ensures the plunger stays aligned even under heavy pressure from the meter cover.

  • Dust & Debris Protection: Acts as a secondary barrier to prevent environmental contaminants from interfering with the contact mechanism.

  • Consistent Actuation: Guarantees a precise “break” in the circuit the moment the cover is lifted, minimizing false negatives.

Technical Specifications

Feature Details
Footprint 7mm x 7mm (Standard Base)
Total Height 12.5mm (Extended for deep-set covers)
Design Feature Additional Protective Sleeve
Manufacturer Pran Electronics Pvt. Ltd.
Terminal Type PCB Mount (Through-Hole)
Logic Momentary (Normally Closed/Open configurations available)

Why the 12.5mm Height?

In many smart meter designs, the PCB is recessed deep within the housing to protect the metrology components. The 12.5mm height is the “sweet spot” for designers who need the switch to reach the outer casing without requiring expensive custom plastic spacers or long-reach actuators.

Industry Applications

  • Smart Energy Meters: The primary choice for cover-open detection and anti-tamper logging.

  • Telecom Junction Boxes: Securing outdoor equipment against vandalism.

  • Payment Terminals: Protecting internal encryption keys by detecting chassis breach.

  • Industrial Enclosures: Ensuring safety interlocks are engaged before operation.

Benefit Summary for OEMs

  • Pran Electronics Quality: Known for high MTBF (Mean Time Between Failures), essential for meters intended to stay in the field for 10–15 years.

  • Tamper-Proof Reliability: The sleeve design prevents “shimming” or manual manipulation of the switch during attempted bypasses.

  • Ease of Integration: Standard 7x7mm footprint allows for easy drop-in replacement or design-in on high-density PCBs.

Design Tip: When utilizing the 12.5mm switch, ensure the cover rib is designed to provide at least 1mm of over-travel to maintain a firm electrical contact during the lifetime of the meter.

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