Refrigerator, Laboratory, High-Performance, Revco®

Features

• Adjustable temperatures between 1° and 8°C (factory preset at 4°C)
• Automatic defrost and condensate removal

Microprocessor Control

• Digital electronic technology designed to simplify operation and deliver greater accuracy
• Icon-based controls
• Large, easy-to-read digital display of temperature within 0.1°C
• Graphic thermometer is steady green when temperature is normal, flashes top bar for overtemperature, flashes bulb for undertemperature
• Sensor automatically initiates defrost cycle on demand, eliminating need for a defrost timer, minimizing frost buildup, and optimizing coil efficiency

Alarm System

• Audible/visual warnings for temperature deviations or power failure
• Key-operated ON/OFF/ALARM ON master switch for setpoint security
• Push-button alarm test and remote alarm contacts
• Alarm silence, ringback, and auto reset
• Controller battery backup system Alarm setpoints are preset to warn of temperature deviation at 5.5°C overtemperature and 1.5°C undertemperature

Construction

• Positive forced-air circulation systems
• Industrial-grade cabinet construction and compressors
• High-density CFC-free urethane foam insulation
• Self-closing, key-locked doors
• Epoxy-coated, open-wire shelves adjustable in 1 inch (2.5cm) increments
• Cold-rolled steel interior and exterior finished with high-impact powder paint coating
• 1” insulated access port standard
• Set of four 2” casters: two locking and two regular
• Environmentally friendly, mercury-free LED interior lighting

Warranty: Two years, parts and labor (U.S. and Canada only); international warranties may vary

Compliance: UL and cUL listed. TUV approved. CE marked.

Specifications
Temperature Range	1° to 8°C
Temperature Control	Microprocessor
Display	Digital
Temperature Resolution	1°C
Defrost	Automatic
Refrigerant	CFC- and HCFC-free R134A
Cabinet	Scratch-resistant painted
Chamber	Scratch-resistant painted
Insulation	High-density CFC-free urethane foam

Temperature Range: +1°C to +8°C, factory preset to +4°C (auto defrost)
Item Number	Model Number	Cu.Ft. (L)	Voltage (Hz)	Amps/Breaker (Plug)	Style/Door	Int.Dimensions* H x D x W inches (mm)	Ext.Dimensions* H x D x W inches (mm)
R203-1	REL404A	4.9 (133)	115 (60)	8.0/15 (P1)	undercounter/single solid	20.0 x 20.0 x 20.0 (508 x 508 x 508)	34.0 x 28.9 x 24.0 (864 x 734 x 610)
R203-34	REL404D	4.9 (133)	208/230 (60)	6.0/15 (P4)	undercounter/single, solid	20.0 x 20.0 x 20.0 (508 x 508 x 508)	34.0 x 28.9 x 24.0 (864 x 734 x 610)
R203-35	REL404V	4.9 (133)	230 (50)	6.0/15 (P7)	undercounter/single, solid	20.0 x 20.0 x 20.0 (508 x 508 x 508)	34.0 x 28.9 x 24.0 (864 x 734 x 610)
R203-36	REL404W	4.9 (133)	230 (50)	6.0/15 (P8)	undercounter/single, solid	20.0 x 20.0 x 20.0 (508 x 508 x 508)	34.0 x 28.9 x 24.0 (864 x 734 x 610)
R203-37	REL1204A	11.5 (326)	115 (60)	9.4/15 (P1)	space saver/single, solid	52.4 x 21.0 x 20.0 (1331 x 533 x 508)	73.6 x 30.0 x 24.0 (1869 x 762 x 610)
R203-38	REL1204D	11.5 (326)	208/230 (60)	6.0/15 (P4)	space saver/single, solid	52.4 x 21.0 x 20.0 (1331 x 533 x 508)	73.6 x 30.0 x 24.0 (1869 x 762 x 610)
R203-39	REL1204V	11.5 (326)	230 (50)	6.0/15 (P7)	space saver/single, solid	52.4 x 21.0 x 20.0 (1331 x 533 x 508)	73.6 x 30.0 x 24.0 (1869 x 762 x 610)
R203-40	REL1204W	11.5 (326)	230 (50)	6.0/15 (P8)	space saver/single, solid	52.4 x 21.0 x 20.0 (1331 x 533 x 508)	73.6 x 30.0 x 24.0 (1869 x 762 x 610)
R203-41	REL2304A	23.3 (659)	115 (60)	9.4/15 (P1)	upright/single, solid	58.0 x 29.0 x 24.0 (1473 x 737 x 610)	79.2 x 37.2 x 28.0 (2012 x 945 x 711)
R203-42	REL2304D	23.3 (659)	208/230 (60)	6.0/15 (P4)	upright/single, solid	58.0 x 29.0 x 24.0 (1473 x 737 x 610)	79.2 x 37.2 x 28.0 (2012 x 945 x 711)
R203-43	REL2304V	23.3 (659)	230 (50)	6.0/15 (P7)	upright/single, solid	58.0 x 29.0 x 24.0 (1473 x 737 x 610)	79.2 x 37.2 x 28.0 (2012 x 945 x 711)
R203-11	REL2304W	23.3 (659)	230 (50)	6.0/15 (P8)	upright/single, solid	58.0 x 29.0 x 24.0 (1473 x 737 x 610)	79.2 x 37.2 x 28.0 (2012 x 945 x 711)
R203-44	REL3004A	29.2 (826)	115 (60)	9.4/15 (P1)	upright/single, solid	58.0 x 29.0 x 30.0 (1473 x 737 x 762)	79.2 x 37.2 x 34.0 (2012 x 945 x 864)
R203-45	REL3004D	29.2 (826)	208/230 (60)	6.0/15 (P4)	upright/single, solid	58.0 x 29.0 x 30.0 (1473 x 737 x 762)	79.2 x 37.2 x 34.0 (2012 x 945 x 864)
R203-46	REL3004V	29.2 (826)	230 (50)	6.0/15 (P7)	upright/single, solid	58.0 x 29.0 x 30.0 (1473 x 737 x 762)	79.2 x 37.2 x 34.0 (2012 x 945 x 864)
R203-47	REL3004W	29.2 (826)	230 (50)	6.0/15 (P8)	upright/single, solid	58.0 x 29.0 x 30.0 (1473 x 737 x 762)	79.2 x 37.2 x 34.0 (2012 x 945 x 864)
R203-48	REL4504A	45.8 (1297)	115 (60)	15.0/20 (P2)	upright/double, sliding glass	58.0 x 26.0 x 52.5 (1473 x 660 x 1334)	79.1 x 34.5 x 56.5 (2009 x 876 x 1435)
R203-49	REL4504D	45.8 (1297)	208/230 (60)	8.5/15 (P4)	upright/double, sliding glass	58.0 x 26.0 x 52.5 (1473 x 660 x 1334)	79.1 x 34.5 x 56.5 (2009 x 876 x 1435)
R203-50	REL4504V	45.8 (1297)	230 (50)	8.5/15 (P7)	upright/double, sliding glass	58.0 x 26.0 x 52.5 (1473 x 660 x 1334)	79.1 x 34.5 x 56.5 (2009 x 876 x 1435)
R203-51	REL4504W	45.8 (1297)	230 (50)	8.5/15 (P8)	upright/double, sliding glass	58.0 x 26.0 x 52.5 (1473 x 660 x 1334)	79.1 x 34.5 x 56.5 (2009 x 876 x 1435)
R203-6	REL5004A	51.1 (1447)	115 (60)	15.0/20 (P2)	upright/double, solid	58.0 x 29.0 x 52.5 (1473 x 737 x 1334)	79.2 x 37.2 x 56.5 (2012 x 945 x 1435)
R203-52	REL5004D	51.1 (1447)	208/230 (60)	8.5/15 (P4)	upright/double, solid	58.0 x 29.0 x 52.5 (1473 x 737 x 1334)	79.2 x 37.2 x 56.5 (2012 x 945 x 1435)
R203-53	REL5004V	51.1 (1447)	230 (50)	8.5/15 (P7)	upright/double, solid	58.0 x 29.0 x 52.5 (1473 x 737 x 1334)	79.2 x 37.2 x 56.5 (2012 x 945 x 1435)
R203-54	REL5004W	51.1 (1447)	230 (50)	8.5/15 (P8)	upright/double, solid	58.0 x 29.0 x 52.5 (1473 x 737 x 1334)	79.2 x 37.2 x 56.5 (2012 x 945 x 1435)
R203-55	REL7504A	78.8 (2231)	115 (60)	16.0/20 (P2)	upright/triple, solid	58.0 x 29.0 x 81.0 (1473 x 737 x 2057)	79.2 x 37.2 x 85.0 (2012 x 945 x 2159)
R203-56	REL7504D	78.8 (2231)	208/230 (60)	10.5/15 (P4)	upright/triple, solid	58.0 x 29.0 x 81.0 (1473 x 737 x 2057)	79.2 x 37.2 x 85.0 (2012 x 945 x 2159)
R203-57	REL7504V	78.8 (2231)	230 (50)	10.5/15 (P7)	upright/triple, solid	58.0 x 29.0 x 81.0 (1473 x 737 x 2057)	79.2 x 37.2 x 85.0 (2012 x 945 x 2159)
R203-58	REL7504W	78.8 (2231)	230 (50)	10.5/15 (P8)	upright/triple, solid	58.0 x 29.0 x 81.0 (1473 x 737 x 2057)	79.2 x 37.2 x 85.0 (2012 x 945 x 2159)

*Published interior volumes are nominal; useable cu.ft (L) capacities may be offset by shelves, drawers, blower coils, or cabinet protrusions. For specific cabinet dimensions and allowances, or for verification of clearance tolerances, contact Customer Service. Product performance may be affected by ambient temperature conditions, humidity conditions, sample loading preferences, and frequency of door openings. Contact Customer Service for specific inquiries regarding your application.