HT Instruments MasterKey Elektro 5-in-1 Universal Control Cabinet Key with Reversible Bit 2009760

Five key profiles in one compact tool: square sockets 5 mm, 6 mm, and 8 mm, a 9 mm triangular socket, and a stepped double-bit key cover the most common electrical cabinet and utility locks. A built-in 1/4" bit holder with a reversible slotted/Phillips bit adds screwdriving capability.

Overview

The HT Instruments MasterKey Elektro (MPN 2009760) is a cross-shaped universal control cabinet key made from zinc die-cast for durability. It is designed for electricians, technicians, and facility managers who need quick access to electrical cabinets, switchgears, HVAC systems, gas, and water supply installations.

What stands out

• Five integrated key profiles: 5 mm, 6 mm, and 8 mm square sockets; 9 mm triangular socket; stepped double-bit key (3–5 mm).
• Integrated 1/4" (6.35 mm) bit holder with reversible bit: slotted 1.0 x 7 mm and Phillips PH2.
• Robust zinc die-cast construction with a metallic finish.
• Compact cross-shaped design for easy handling and storage.

Technical details

• Product type: Universal control cabinet key
• Number of profiles: 5
• Square socket sizes: 5 mm, 6 mm, 8 mm
• Triangular socket size: 9 mm
• Double-bit key size: 3–5 mm (stepped)
• Bit holder: 1/4" (6.35 mm)
• Included bit: Slotted 1.0 x 7 mm / Phillips PH2 (reversible)
• Material: Zinc die-cast
• Colour: Silver / metallic
• Application areas: Electrical cabinets, switchgears, HVAC, gas, water supply
• Series: MasterKey Elektro

Our verdict

A practical all-in-one key for building services professionals. The addition of a bit holder and reversible bit makes it more versatile than standard cabinet keys.