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TE Connectivity M4/9.PZ5/3 1SNA007015R1500 is a 5 V DC screw clamp surge protection terminal block with integrated bidirectional transient voltage suppression for industrial control and automation circuits.
The TE Connectivity M4/9.PZ5/3, manufacturer part number 1SNA007015R1500, is an industrial surge protection screw clamp terminal block designed to protect low-voltage electrical and electronic circuits against transient overvoltages. Part of the established Entrelec terminal block range, it combines terminal connection and transient voltage suppression within a compact DIN rail mounted component.
The M4/9.PZ5/3 incorporates a bidirectional silicon transient voltage suppressor between its two connection levels, providing dedicated surge suppression for sensitive control, signalling and automation circuits. Its integrated protection arrangement reduces the need for separate surge suppression components while maintaining an organised and serviceable control panel installation.
Designed for low-voltage applications, the M4/9.PZ5/3 is associated with 5 V DC protection and uses reliable screw clamp connections. With a compact 9 mm width and grey housing, it is well suited to densely populated industrial control cabinets, machinery panels and automation installations where dependable transient protection is required.
Transient overvoltages can be generated by switching operations, inductive loads and other electrical disturbances within industrial systems. Sensitive low-voltage control and electronic equipment can be vulnerable to these short-duration voltage spikes, making appropriately selected surge suppression an important part of reliable control panel design.
The M4/9.PZ5/3 integrates transient voltage suppression directly into a terminal block format. This allows panel builders and automation engineers to provide circuit protection at the wiring interface while retaining the modular installation, straightforward maintenance and organised wiring associated with industrial DIN rail terminal systems.
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| Number of Levels | 1 | |
|---|---|---|
| Product Series | TE SNA | |
| Connection | Screw clamp | |
| Terminal Type | Component (diode/LED) | |
| Conductor Size | 4 mm² | |
| Colour | Grey | |
| Manufacturer | TE Connectivity / Entrelec | |
| Series | M4/9 | |
| Model | M4/9.PZ5/3 | |
| Manufacturer part number | 1SNA007015R1500 | |
| Product type | Surge protection terminal block / component holder | |
| Protection technology | Bidirectional silicon transient voltage suppressor | |
| Application voltage | 5 V DC | |
| Connection type | Screw clamp | |
| Colour | Grey | |
| Mounting type | DIN rail | |
| Width | 9 mm | |
| Height | 65.5 mm | |
| Depth | 52 mm | |
| Weight | approx. 0.02 kg | |
| Flammability rating | UL94 V-2 | |
| EAN | 3472590070157 |
The M4/9.PZ5/3 is used to provide transient surge protection for low-voltage electrical and electronic circuits while also providing screw clamp terminal connections within industrial control panels.
The M4/9.PZ5/3 is designed for 5 V DC applications, making it suitable for protecting sensitive low-voltage control and signal circuits.
The terminal block incorporates a bidirectional silicon transient voltage suppressor between its connection levels to suppress potentially damaging transient overvoltages.
The device uses established screw clamp connection technology, providing secure conductor termination for industrial control panel wiring.
The M4/9.PZ5/3 is typically DIN rail mounted inside industrial electrical cabinets, machinery control panels and automation systems where low-voltage circuits require transient surge protection.
TE Connectivity and Entrelec terminal block solutions are used in industrial control and automation installations where compact wiring, dependable electrical connections and effective protection of sensitive circuits are essential.
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