Siemens SENTRON 7LF5 mechanical time switches (day/week disk)

SENTRON 7LF5 mechanical time switches with day or week disk, with or without power reserve, for DIN rail or wall mounting.

Key features

Day disk and week disk versions
Versions without and with power reserve
Versions with time buffering, automatic daylight-saving adjustment and CET time setting
DIN rail (1 MW / 3 MW) or surface wall mounting
Holder 7LF9006 for front panel installation (see 7LF4 product)

Specifications

Brand	Siemens SENTRON
Series	7LF5
Operating principle	Mechanical (synchronous motor)
Manufacturer	Siemens
Product type	Timers
Source	Siemens Catalog LV 10 · 2026, p. 496-499

7LF5300-1		Type: Without power reserve \| Program: Day disk \| Contacts: 1 NO \| Mounting width: 1 MW \| Mounting: DIN rail
7LF5300-5		Type: Without power reserve \| Program: Day disk \| Contacts: 1 CO \| Mounting width: 3 MW \| Mounting: DIN rail
7LF5301-0		Type: Without power reserve \| Program: Day disk \| Contacts: 1 CO \| Mounting width: - \| Mounting: Wall (surface) mounting
7LF5300-6		Type: Without power reserve \| Program: Week disk \| Contacts: 1 CO \| Mounting width: 3 MW \| Mounting: DIN rail
7LF5301-1		Type: With power reserve \| Program: Day disk \| Contacts: 1 NO \| Mounting width: 1 MW \| Mounting: DIN rail
7LF5301-6		Type: With power reserve \| Program: Day disk \| Contacts: 1 CO \| Mounting width: 3 MW \| Mounting: DIN rail
7LF5301-4		Type: Power reserve, time buffering, auto DST \| Program: Day disk \| Contacts: 1 CO \| Mounting width: 3 MW \| Mounting: DIN rail
7LF5305-0		Type: With power reserve \| Program: Day disk \| Contacts: 1 CO \| Mounting width: - \| Mounting: Wall (surface) mounting
7LF5301-7		Type: With power reserve \| Program: Week disk \| Contacts: 1 CO \| Mounting width: 3 MW \| Mounting: DIN rail
7LF5301-5		Type: Power reserve, time buffering, auto DST \| Program: Week disk \| Contacts: 1 CO \| Mounting width: 3 MW \| Mounting: DIN rail

TimersSiemens

10 product codes available in this family

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Siemens SENTRON 7LF5 mechanical time switches (day/week disk)

Brand Siemens·Timers

Available part numbers (10)

7LF5300-1, 7LF5300-5, 7LF5301-0, 7LF5300-6, 7LF5301-1, 7LF5301-6, 7LF5301-4, 7LF5305-0, 7LF5301-7, 7LF5301-5

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Siemens SENTRON 7LF5 mechanical time switches (day/week disk)