Clever Little Box TU-8A 8-Channel Timer and LB-8A Audio Storage/Replay Units

£527.00 ex VAT.

RRP: £661.00 ex VAT.20% discount, that's a saving of £134.00!


The TU-8A is a Clever Little Box 8-channel Digital Timer Unit, intricately designed to provide programmed weekly event switching of 8 independent relay outputs.

Not to mention, the ability to efficiently control devices, such as: bell timing, class change signal and shift start/stop tone generators. This Digital Timer Unit provides NO (Normal Open) or NC (Normal Closed) relay contacts to each of its 8 Relay Outputs

The TU-8A features a sleek design; ideal for Education, Industry & Retail applications where the scheduled broadcast of tones, messages, alarms or recorded audio files/tracks is required on an ongoing, repetitious basis.

Product Features:

  • Clear blue LCD display screen
  • Event manual override facility
  • 7-day week event Switching Timer
  • Easy access Phoenix Connectors per Relay output and Power connectivity
  • Onboard memory maintains time & program settings – approx. 7 days in event of power loss



Number of Output Channels


Events per Day

64 (32 on, 32 off)


7-day week

Relay Rating

12A @ 120V AC
10A @ 240V AC, or 24V DC

Case Material

Powder-coated steel


12V DC (Mains Plugtop PSU supplied)

Power-out Memory

Up to 7 days memory storage of Time/Program settings


140 mm W x 110 mm H x 25 mm D

Shipping Weight

0.90 kg

Net Weight

0.52 kg

Accessories (Included)


Data Sheets

Data Sheet

The LB-8A is one of Clever Little Box’s most sophisticated Digital Audio Storage & Replay Units, providing a Digital Audio Store & replay solution for integration into installed Audio/PA systems.

This Digital Voice Unit is supplied with 8 pre-loaded Tones & Chimes. However, these can easily be replaced with the user’s own choice of bespoke Tones or Voice Messages by copying pre-recorded audio WAV files onto the unit’s internal SD Card.

The LB-8A Store & Replay Unit uses an internal 4GB SD Card to store and furthermore replay a choice of 8 different recorded messages/tones – which are then activated via voltage-free (dry) contact closures, such as: Switch Relays or Timer Units.

Product Features:

  • Secure, rugged steel housing
  • Line Level output via 3.5mm Audio Jack
  • Termination via simple Screw Terminals
  • New ultra-compact unit for rack of wall mounting
  • 12-30V DC powered (Plugtop PSU supplied with unit)



File Type

FAT32 (Windows WAV, 8 Bit, Mono)

Sample Rate

6, 8, 11. 025, 16 or 22.05 KHz

Storage Type/Size


Message Activation

  • 8 x Voltage-free Contacts

Audio Output

Line level, unbalanced (via 3.5 mm Jack Socket)

Switched Output

  • 1 x Voltage-free Contact


PSU @ 15V DC


140 mm W x 85 mm H x 35 D mm

Shipping Weight

0.92 kg

Net Weight

0.33 kg

Accessories (Included)


Data Sheets

Data Sheet


Additional information


Clever Little Box


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