Description
The Thermo King Precedent® S-700 trailer refrigeration unit delivers industry-leading temperature control and double-digit fuel efficiency for single-temperature trailers requiring deep-frozen capability. Built with a Diesel Direct Electric (DDE) architecture and an electronic common rail fuel injection system, the S-700 achieves CARB Evergreen certification and Final Tier 4 EPA compliance without the requirement of a diesel particulate filter (DPF).
Key Features and Performance
- Engine & Compressor: Powered by a liquid-cooled TK488CRH 4-cylinder direct-injection diesel engine rated at 35 hp, driving a lightweight aluminum alloy X430L reciprocating compressor with a 30.0 cu. in displacement.
- Temperature Control: Smart Reefer® SR4 controller featuring Opti-Set Plus, CargoWatch, integrated USB diagnostics, and proprietary eco-pulldown technology.
- Airflow & Condenser: Microchannel condenser coils provide expanded surface area to eliminate dead spots, paired with a high-capacity airflow system delivering up to 3,300 CFM at 0 Pa static pressure.
- Telematics: Factory-installed TracKing® telematics for real-time asset tracking, temperature compliance monitoring, and remote diagnostics.
- Durable Enclosure: Equipped with reinforced condenser grilles for debris protection and composite long-life door panels with automatic dual latches.
| Brand | Thermo King |
| Model | Precedent S-700 |
| Product Type | Trailer Refrigeration System |
| Engine Model | TK488CRH |
| Engine Type | Four cylinder, direct injection, liquid cooled |
| Engine Horsepower | 35 hp @ 2600 RPM |
| Compressor Model | X430L |
| Compressor Displacement | 30.0 in³ |
| Refrigeration Capacity (35°F Engine w/ETV) | 68,000 BTU/hr (19,929 W) |
| Refrigeration Capacity (0°F Engine w/ETV) | 37,000 BTU/hr (10,844 W) |
| Refrigeration Capacity (-20°F Engine w/ETV) | 25,000 BTU/hr (7,327 W) |
| Heating Capacity | 72,000 BTU/hr |
| Airflow Capacity | 3,300 ft³/min |
| Refrigerant Type | R404A |
| Refrigerant Charge | 14.5 lb |
| Engine Oil Capacity | 12 qt |
| Maintenance Interval | 3,000 hrs / 4,000 hrs |
| Unit Dimensions (L x W x H) | 81.6 in x 86.2 in x 24 in |
| System Weight | 1872 lb |
| Fuel Tank Weight (50 gal w/bracket) | 76 lb |
| Controller | Smart Reefer SR4 |
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