---
product_id: 680795823
title: "Theben 6420100 TR642 top2 Digital 2-Channel Timer Switch with Year and Astro Programme, as well as 2 External Inputs, Timer Switch"
brand: "theben"
price: "€ 1.62"
currency: EUR
in_stock: false
url: https://www.desertcart.nl/products/680795823-theben-6420100-tr642-top2-digital-2-channel-timer-switch-year
store_origin: NL
region: Netherlands
---

# 800 memory slots Astro sunrise/sunset calc 6-year power reserve Theben 6420100 TR642 top2 Digital 2-Channel Timer Switch with Year and Astro Programme, as well as 2 External Inputs, Timer Switch

**Brand:** theben
**Price:** € 1.62
**Availability:** ❌ Out of Stock

## Summary

> ⏰ Elevate your timing game with smart astro-sync precision!

## Quick Answers

- **What is this?** Theben 6420100 TR642 top2 Digital 2-Channel Timer Switch with Year and Astro Programme, as well as 2 External Inputs, Timer Switch by theben
- **How much does it cost?** € 1.62 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/680795823-theben-6420100-tr642-top2-digital-2-channel-timer-switch-year)

## Best For

- theben enthusiasts

## Why This Product

- Trusted theben brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Robust Memory Capacity:** Stores up to 800 program entries, ensuring complex schedules are effortlessly managed.
- • **Seamless PC Integration:** Program and back up schedules easily via Obelisk top2 memory cards for ultimate convenience.
- • **Precision Timing Mastery:** Ultra-accurate quartz control with 0.5s daily precision keeps your schedule flawless.
- • **Astro-Programmed Automation:** Automatically syncs with sunrise and sunset times for year-round energy-smart lighting.
- • **Versatile External Controls:** Dual external inputs allow button or switch integration for flexible manual overrides.

## Overview

The Theben 6420100 TR642 top2 is a cutting-edge 2-channel digital timer switch designed for professional-grade scheduling. Featuring an 800-location memory, automatic astronomical calculations for sunrise and sunset, and a 6-year lithium battery power reserve, it offers unparalleled reliability and flexibility. Ideal for lighting, ventilation, and industrial applications, it supports PC programming via Obelisk memory cards and includes external inputs for manual control, making it the ultimate solution for precise, energy-efficient automation.

## Description

2-channel seasonal timer, series installation housing, width 3 TE, year and astro program, interface for Obelisk top2 memory card (PC programming), 6 years power reserve (lithium battery), automatic summer/winter time switching, on/off switching times, pulse program, cycle program, extensive year clock functions, astronomical switching function (automatic calculation. the sunrise and underoperating times for the whole year), astro offset, astro pulse, circuit pre-selection, continuous switching on/off, drain timer, integrated operating hour counter, external push-button / switch input, holiday program, 2 random programs, display lighting (can be switched off), pin coding, zero passage circuit, DuoFix spring plug terminals for 2 conductors each. Features * * * Mounting type: DIN iene * Number of channels: 2 * Supply voltage: 110..240 V * Voltage type of supply voltage: AC * Frequency of supply voltage: 50..60 Hz * Power reserve in years: 8 * Accuracy per day: 0.5 s * Text guide in display: Yes * External programming: Yes * Memory card included: No * 60 min Program: 24 h program: yes * weekly program: yes * year program: yes * holiday program: yes * pulse program: yes * cycle program: yes * astro program: yes * random program: yes * operating hours counter: yes * mains synchronous : no * quartz controlled: yes * radio controlled: no * radio controlled (DCF77): no * GPS: no. * sler * Shortest switching time channel 1: 0.016 min * Shortest switching time channel 2: 0.016 min * Number of memory locations: 800 * Automatic summer/winter time adjustment: Yes * Manual operation: Yes * External button input: Yes * Circuit preselection: Yes * Rated switching current at 250 V AC: 16 A * PotentiialSwitching contact: yes, protection class (IP): IP20, width in pitch units: 3, width: 54 mm, height: 86 mm, depth: 60 mm

## Features

- Program the digital 2-channel timer TR642 top2 with annual and astroprogram and 800 memory locations easily on the PC. Use the programs via Obelisk top2 memory cards (including 2nd plug-in memory program, copying programs and program backup)
- Use the digital timer TR642 top2 very flexibly for timing or astro-controlled switching of road, shop window or advertising lighting, for light control in and around public buildings and car parks as well as for school bells and ventilation systems, pumps and wells
- Enjoy extensive year clock functions such as 14 different weekly programs with priority levels and date ranges, fixed and variable holidays, program simulation in the watch display as well as graphical program simulations with year-round overview on the PC
- Use the astronomical switching function with automatic calculation of sunrise/set times for the whole year, programmable position data via coordinates or city list as well as programmable, fixed on/off circuits (e.g. night interruption)
- Insert the two external inputs for connecting buttons (external circuit preselection, drain timer) or switches (continuous switch on or off)

## Product Details

- **Colour:** Grey
- **Brand:** Theben
- **Material:** Plastic
- **Product dimensions:** 5.3D x 6.4W x 8.4H centimeters
- **Item weight:** 0.17 Kilograms

## Images

![Theben 6420100 TR642 top2 Digital 2-Channel Timer Switch with Year and Astro Programme, as well as 2 External Inputs, Timer Switch - Image 1](https://m.media-amazon.com/images/I/61jFsQPUysL.jpg)
![Theben 6420100 TR642 top2 Digital 2-Channel Timer Switch with Year and Astro Programme, as well as 2 External Inputs, Timer Switch - Image 2](https://m.media-amazon.com/images/I/61MLvA9DnuL.jpg)
![Theben 6420100 TR642 top2 Digital 2-Channel Timer Switch with Year and Astro Programme, as well as 2 External Inputs, Timer Switch - Image 3](https://m.media-amazon.com/images/I/61IGV0fyB6L.jpg)
![Theben 6420100 TR642 top2 Digital 2-Channel Timer Switch with Year and Astro Programme, as well as 2 External Inputs, Timer Switch - Image 4](https://m.media-amazon.com/images/I/61xqdp2TQ+L.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- Theben 6420100 TR 642 TOP2 RC Timer Switch
- Theben 6100130 TR 610 top3 - Digital, 1 Channel time Switch with Weekly Program, App programmable, Perfect for LED, DIN Rail, Timer
- WAGO 221-412 Lever-Nuts - 2-Conductor Compact Splicing Connectors (Pack of 10)

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**Shop now:** [https://www.desertcart.nl/products/680795823-theben-6420100-tr642-top2-digital-2-channel-timer-switch-year](https://www.desertcart.nl/products/680795823-theben-6420100-tr642-top2-digital-2-channel-timer-switch-year)

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-02-23*