ELEKTRA-PLUS R3-12.40P Right-Hand Fail-Secure Electric Strike with Memory, 12V AC/DC, 3000N Holding Force

The ELEKTRA-PLUS R3-12.40P is a high-performance electric strike designed for professional access control applications. This right-hand, fail-secure (normally open) unit features a mechanical hold-open blocking lever and memory function, ensuring reliable operation and enhanced security. With a holding force of 3000 N (300 kg), it is suitable for heavy-duty doors in commercial and industrial environments.

Advantages

Fail-secure operation ensures door remains locked when power is lost, providing maximum security. The memory function (latch) allows the strike to remain open after a valid access signal until the door is opened, simplifying traffic flow. The mechanical hold-open lever provides a manual override option. Robust zinc alloy body and stainless steel latch guarantee long-lasting durability.

Suitable for

• Commercial office buildings
• Industrial facilities
• Access control systems requiring high security
• Right-hand doors with recessed mounting

Key specifications

• Operating Voltage: 12V AC/DC
• Operating Mode: Fail-secure (NO - Normally Open)
• Memory Function: Yes (Latch function)
• Blocking Lever: Yes (Mechanical hold-open)
• Handing: Right
• Holding Force: 3000 N (300 kg)
• Current Consumption (AC): 250 mA (at 12V AC)
• Current Consumption (DC): 300 mA (at 12V DC)
• Body Material: Zinc Alloy
• Latch Material: Stainless Steel
• Latch Adjustment: Radial, 3 mm
• Mounting Type: Recessed
• Operating Temperature: -20°C to +50°C
• Durability: 200,000 cycles
• Protection Rating: IP20
• Faceplate Compatibility: Symmetrical (faceplate not included)

Recommendations

For optimal performance, pair with a compatible 12V AC/DC power supply and ensure proper recessed mounting. The symmetrical faceplate design allows flexible installation. Regular maintenance is recommended to ensure long service life.