Product brief description
High-precision mechanical defrost timer specially designed for refrigeration and cooling equipment. Features automatic cyclic defrost timing, accurate time control and stable operation performance. It effectively controls equipment defrost cycles, eliminates frost accumulation and ensures consistent cooling efficiency, ideal for refrigerators, freezers, display showcases and commercial refrigeration equipment replacement and OEM projects.
Product detailed description
Premium Mechanical Defrost Timer for Refrigeration & Cooling Systems
Our defrost timer is a core control accessory for automatic defrosting of refrigeration equipment. Adopting high-precision mechanical gear transmission structure, this timer supports stable cyclic timing operation, intelligently controlling the defrost start time, working duration and interval cycle of cooling equipment. With mature mechanical design and strict quality calibration, it effectively solves the problem of frost accumulation on evaporators and becomes an essential control component for household and commercial refrigeration systems.
Accurate Timing & Automatic Cycle Control
The internal precision gear structure ensures ultra-accurate timing operation without deviation after long-term use. It realizes automatic switching between refrigeration and defrosting modes, regularly removes surface frost and ice layers of the evaporator. It avoids reduced heat exchange efficiency caused by thick frost, maintains stable cooling effect and effectively reduces equipment energy consumption.
Stable Mechanical Structure & Ultra-Long Service Life
Built with high-strength wear-resistant gears and conductive components, the defrost timer features sensitive response and stable transmission. It is not easy to jam or fail after frequent cyclic switching. The sealed shell structure effectively isolates dust, moisture and oil pollution in the working environment, preventing internal component aging and short circuit, adapting to long-term continuous operation of refrigeration equipment.
Effective System Protection & Efficiency Improvement
Regular automatic defrosting prevents evaporator frost blockage and uneven internal temperature of equipment. It avoids frequent startup and overload operation of the compressor, reduces equipment failure rate and maintenance cost. It perfectly balances cooling performance and defrosting work, greatly improving the overall operating efficiency of refrigeration systems.
Universal Compatibility & Multiple Model Options
We supply multiple mainstream timing specifications and cycle models to match different types of refrigeration equipment. The universal wiring structure and standard installation size feature strong compatibility, suitable for various household refrigerators, vertical freezers, supermarket display cabinets and small commercial cold storage equipment.
Plug-and-Play & Easy Replacement
The defrost timer adopts standardized wiring ports and reserved fixing holes, with simple and intuitive installation steps. It supports direct plug-and-play replacement, no complicated debugging required. It greatly saves on-site maintenance time and labor cost for equipment after-sales repair and assembly.
Wide Application & Global Market Adaptation
Suitable for all kinds of refrigeration equipment that needs automatic cyclic defrosting, including household refrigerators, chest freezers, commercial display showcases, water coolers and small cold storage units. Stable quality and cost-effective price make it popular in Southeast Asia, Middle East, Africa and other global markets for bulk wholesale and export supporting orders.
Product Specifications
TMDF Series
Model |
Rated Voitage |
Switch Rating |
Defrost Time |
Cycie Time |
Power Cosumption |
50Hz |
60Hz |
50Hz |
60Hz |
TMDE520ZC1 |
220V |
AC250V/5A |
25m |
21m |
6h01m |
5h01m |
MAX 1.8W |
TMDE520TA1 |
110V |
AC125V/6A |
25m |
21m |
6h01m |
5h01m |
TMDE625ZF1 |
220V |
AC250V/5A |
25m |
22m |
6h04m |
5h08m |
TMDE702ZA1 |
110V |
AC125V/6A |
2m24s |
2m |
8h46m |
7h18m |
TMDE706SC |
220V |
AC250V/5A |
7m |
5m50s |
7h54m |
6h35m |
TMDE706SA1 |
110V |
AC125V/6A |
7m |
5m50s |
7h54m |
6h35m |
TMDE802ZC1 |
220V |
AC250V/5A |
2m24s |
2m |
8h46m |
7h18m |
TMDE807KA1 |
110V |
AC125V/6A |
7m |
5m50s |
7h54m |
6h35m |
TMDE807KF1 |
220V |
AC250V/5A |
7m |
5m50s |
7h52m |
6h35m |
TMDEX09UM1 |
220V |
AC250V/5A |
12m |
9m |
12h6m |
10h5m |
Model |
Rated Voitage |
Switch Rating |
Defrost Time |
Cycie Time |
Power Cosumption |
50Hz |
60Hz |
50Hz |
60Hz |
TMDF702DH1 |
220V |
250V/5A |
2m24s |
2m |
8h46m |
7h19m |
MAX.1.7w |
TMDF702DH2 |
220V |
250V/5A |
2m24s |
2m |
8h46m |
7h19m |
TMDF702ZD1 |
220V |
250V/5A |
2m24s |
2m |
8h46m |
7h19m |
TMDF702ZH1 |
220V |
250V/5A |
2m24s |
2m |
8h46m |
7h19m |
TMDF702KB1 |
110V |
115V/5A |
2m24s |
2m |
8h46m |
7h19m |
TMDF702KA2 |
220V |
250V/5A |
2m24s |
2m |
8h46m |
7h19m |
TMDF706KL1 |
110V |
115V/5A |
7m |
5m50s |
8h |
6h38m |
TMDF706KL4 |
110V |
115V/5A |
7m |
5m50s |
8h |
6h38m |
TMDF706ZC2 |
220V |
250V/5A |
7m |
5m50s |
8h |
6h38m |
TMDF706KF4 |
220V |
250V/5A |
7m |
5m50s |
8h |
6h38m |
TMDF706ZD1 |
220V |
250V/5A |
7m |
5m50s |
8h |
6h38m |
TMDF706CD1 |
220V |
250V/5A |
7m |
5m50s |
8h |
6h38m |
TMDF802ZH1 |
110V |
115V/5A |
2m24s |
2m |
8h46m |
7h19m |
TNDF807KH2 |
110V |
115V/5A |
7m |
5m50s |
8h |
6h38m |
TMDF835KA2 |
110V |
115V/5A |
35m |
29m |
8h |
6h38m |
TMDFX004KH2 |
110V |
115V/5A |
4m20s |
3m30s |
10h |
8h24m |
TMDFX004ZD1 |
220V |
250V/5A |
4m20s |
3m30s |
10h |
8h24m |
FAQ
Q1: What is a defrost timer used for?
A: The defrost timer is a core control component for refrigeration equipment. It automatically controls the cyclic defrosting time and interval of freezers and refrigerators, regularly removes evaporator frost, ensures stable cooling efficiency and normal operation of the refrigeration system.
Q2: Is this mechanical defrost timer universal for most refrigerators?
A: Yes. Our defrost timer adopts universal standard specifications and wiring logic, compatible with most household and commercial refrigerators, freezers and display cabinets. Multiple timing models are available to match different equipment demands.
Q3: What problems will a faulty defrost timer cause?
A: A failed timer will lead to abnormal defrost cycles, causing thick frost accumulation on the evaporator. This results in poor cooling effect, increased power consumption, or even compressor overload operation and equipment shutdown failure.
Q4: Is the defrost timer durable for long-term operation?
A: Absolutely. It adopts high-precision wear-resistant gear structure and sealed dustproof design. The internal components are anti-aging and anti-corrosion, supporting long-term frequent cyclic work with low failure rate and stable timing accuracy.
Q5: Can you provide different timing specifications?
A: Full specification selection is supported. We provide various defrost interval times and working duration models to meet different cooling equipment and usage scenarios, supporting bulk customization and OEM orders.
Q6: Does the timer have timing deviation after long use?
A: No. Adopting precision mechanical transmission principle, it features stable timing performance and no cumulative deviation after long-term cyclic operation. Each product is strictly calibrated before delivery to ensure accurate control.
Q7: Is installation and replacement easy?
A: Yes. The timer is designed with standard fixing holes and universal wiring ports. The installation process is simple and fast, no professional debugging is needed, convenient for equipment assembly and daily maintenance replacement.
Q8: What is your packaging and shipping solution?
A: Each defrost timer is individually packed with dustproof and shockproof protection to avoid component damage. Bulk export orders adopt reinforced cartons and wooden pallets, suitable for long-distance sea freight and global transportation.
ONLINE
EN