A30-304
A Series Cold Controls
Brand Name Ranco
The Ranco® A22, A30 and 9530 Series Constant Differential Temperature Controls are designed to switch electrical components of refrigeration systems in response to sensed temperatures.
Features and Benefits
- Laser-welded stainless steel bellows
- Fixed or adjustable temperature settings
- High-amperage contacts
- Pneumatic action provided by vapor-filled capillary or capillary with bulb sensing elements
- Constant On or Off positions available
- Choice of mounting brackets, adjustment ranges and cams, and slotted or flatted shafts
- Standard 1/4 quick-connect terminals with optional screw terminals
Key Specs
| Attribute | Value |
|---|---|
| Series Application | A22/A30 Series Adaptable Constant Differential Control |
| Switch | SPST |
| Capillary Length | 84" |
| Differential | 15.5 °F |
| Normal Off | -6 °F |
| Normal On | 9.5 °F |
| Warm On | 19.5 °F |
| Off Position | No |
| Comments | Does not have "Off" position |
Competitor Cross-Reference
| Part # | Manufacturer |
|---|---|
| 14B20-1223 | FROSTMASTER/CARRIER |
| 14P4-1333 | FROSTMASTER/CARRIER |
| 14P61-2093 | FROSTMASTER/CARRIER |
| 14P81-1823 | FROSTMASTER/CARRIER |
| 14T61-2093 | CARRIER/AIR COND.CO. |
| 9521N82 | CUTLER HAMMER |
| 20083 | DEEPFREEZE |
| 9521N86 | CUTLER HAMMER |
| 20083-1 | DEEPFREEZE |
| 9521N98 | CUTLER HAMMER |
| 21094 | STEVENS LEE |
| 9521N99 | CUTLER HAMMER |
| 217661 | WHIRLPOOL |
| 9530N1058 | RANCO |
| A10-6410 | RANCO |
| 22619 | DEEPFREEZE |
| 9530N219 | CUTLER HAMMER |
| A10-6569 | RANCO |
| 23-5001 | MANITOWAC EQUIP. |
| 9530N406X | CUTLER HAMMER |
| 23-5025 | MANITOWAC EQUIP. |
| A10-694 | RANCO |
| 9530N494 | CUTLER HAMMER |
| 23-5027 | MANITOWAC EQUIP. |
| 9530N853 | CUTLER HAMMER |
| 23-5060 | MANITOWAC EQUIP. |
| 9530N872 | CUTLER HAMMER |
| 23-5060-1 | MANITOWAC EQUIP. |
| 9540N46 | CUTLER HAMMER |
| A10-724 | RANCO |
| 23-5063 | MANITOWAC EQUIP. |
| A10-726 | RANCO |
| 23-5074 | MANITOWAC EQUIP. |
| 96083 | FREEZERRVER PRODUCTS |
| A10-741 | RANCO |
| A10-768 | RANCO |
| A10-778 | RANCO |
| A-10845 | RANNEY |
| A10-986 | RANCO |
| 9997-027 | UNI-LINE |
| A2883-1 | AMANA |
| 23-5085 | MANITOWAC EQUIP. |
| A30-182 | Ranco |
| 9997-028 | UNI-LINE |
| 23-5086 | MANITOWAC EQUIP. |
| A30304 | RANCO |
| A0306201 | RAYTHEON |
| 23-5090 | MANITOWAC EQUIP. |
| A10-1559 | RANCO |
| A30-304-070 | Invensys Climate Controls |
| 25132 | AMANA |
| A10-1584 | RANCO |
| A30305 | RANCO |
| 25435 | DEEPFREEZE |
| A10-1726 | RANCO |
| A30-305 | RANCO |
| 25960 | DEEPFREEZE |
| A10-1818 | RANCO |
| A30-309 | RANCO |
| A10-2434 | RANCO |
| A30-3508 | RANCO |
| A30-3509 | RANCO |
| A30-3522 | RANCO |
| A30-3524 | RANCO |
| 25960-1 | DEEPFREEZE |
| A30-3536 | RANCO |
| A10-2452 | RANCO |
| 25960-2 | DEEPFREEZE |
| A30-3564 | RANCO |
| A10-2503 | RANCO |
| 2THC-M000-001 | MCCALLS REFRIG. |
| A30-3566 | RANCO |
| A10-2514 | RANCO |
| 3-01-206-0 | SUBZERO FREEZER CO |
| A30-3634 | RANCO |
| A10-2518 | RANCO |
| 3032-101 | UNI-LINE |
| A30-3729-00 | RANCO |
| A10-2521 | RANCO |
| 3032-362 | UNI-LINE |
| A30-3738 | RANCO |
| A10-2524 | RANCO |
| 3040-304 | UNI-LINE |
| A30-383 | RANCO |
| A10-2536 | RANCO |
| 3040-305 | UNI-LINE |
| A30-384 | RANCO |
| A10-2555 | RANCO |
| 34758 | WHIRLPOOL |
| A30-390 | RANCO |
| A10-2565X | RANCO |
| A30-500 | RANCO |
| 3516045 | DELFIELD (ALCO FOOD) |
| A10-2566 | RANCO |
| A30-501 | RANCO |
| A10-2571 | RANCO |
| A10-2604 | RANCO |
| A30-521 | RANCO |
| A10-2636 | RANCO |
| A3062-1 | AMANA |
| A10-2637 | RANCO |
| A31-2501 | RANCO |
| 351-6045 | ALCO FOOD PREP. |
| A10-2639 | RANCO |
| A-5032 | REVCO |
| 37677 | RANNEY |
| A-52021 | QUICKFREEZE (VICTOR) |
| 3ART5A22 | G.E. (General Electric) |
| A-52021-1 | QUICKFREEZE (VICTOR) |
| 3ART5AF1 | G.E. (General Electric) |
| A-520284-1 | QUICKFREEZE (VICTOR) |
| A-52063-1 | QUICKFREEZE (VICTOR) |
| A10-2641 | RANCO |
| 3ART5C12 | G.E. (General Electric) |
| A-52078-1 | QUICKFREEZE (VICTOR) |
| A-52078-3 | QUICKFREEZE (VICTOR) |
| B10-366D | JOHNSTONE SUPPLY |
| B10-367D | JOHNSTONE SUPPLY |
| 3ART5C43 | G.E. (General Electric) |
| A10-2645 | RANCO |
| B-10845 | RANNEY |
| 3ART5C70 | G.E. (General Electric) |
| A10-2651 | RANCO |
| B-1095 | RANCO |
| 3ART5C71 | G.E. (General Electric) |
| A10-2655 | RANCO |
| B-12012 | RANNEY |
| 401039 | HUPP TYPHOON A/C |
| A10-2656 | RANCO |
| B-12012-1 | QUICKFREEZE (VICTOR) |
| 40-1864 | VICTORY METAL |
| A10-2668 | RANCO |
| B-125 | RANCO |
| 41-000518 | MARVEL INDUSTRIES |
| A10-2670 | RANCO |
| B12613 | COOLERATOR |
| 41-001062 | MARVEL INDUSTRIES |
| A10-2679 | RANCO |
| B-144 | RANCO |
| 41-001521 | MARVEL INDUSTRIES |
| A10-2690 | RANCO |
| 413920R-91 | INTERNAT HARVESTER |
| B-149 | RANCO |
| A10-2703 | RANCO |
| 415412P-91 | INTERNAT HARVESTER |
| B-167 | RANCO |
| A10-2705 | RANCO |
| 4271 | OILJACK MFG.CO. |
| B-189 | RANCO |
| A10-2719 | RANCO |
| 4286 | RANNEY |
| A10-2721 | RANCO |
| B-202 | RANCO |
| 502-206A | BEVERAGE-AIR CO. |
| A10-2723 | RANCO |
| B-20458-2 | ROY INDUSTRIES E. |
| A10-2726 | RANCO |
| B-2500 | RANCO |
| 502-56A | BEVERAGE-AIR CO. |
| B323503 | VENDO |
| 504266 | UNIVERSAL LTD |
| A10-2729 | RANCO |
| B-42390-1 | REVCO |
| 5155-20B | COOLERATOR |
| A10-2730 | RANCO |
| B4831-1 | AMANA |
| A10-2734 | RANCO |
| B4831-2 | AMANA |
| A10-2736 | RANCO |
| A10-2739 | RANCO |
| B4831-3 | AMANA |
| A10-2745 | RANCO |
| B4831-4 | AMANA |
| B4849-14 | SCHAEFER/STUDEBAKER |
| B4849-6 | SCHAEFER/STUDEBAKER |
| 5155-7 | COOLERATOR |
| B4959 | SCHAEFER/STUDEBAKER |
| A10-2747 | RANCO |
| B4959-1 | SCHAEFER/STUDEBAKER |
| A10-2752 | RANCO |
| B-520582-1 | QUICKFREEZE (VICTOR) |
| B54691 | FREEZERRVER PRODUCTS |
| A10-2754 | RANCO |
| B55329 | FREEZERRVER PRODUCTS |
| B81533 | FREEZERRVER PRODUCTS |
| 518906-B | UNIVERSAL LTD |
| B84354 | FREEZERRVER PRODUCTS |
| 520348-2 | QUICKFREEZE (VICTOR) |
| B86083 | FREEZERRVER PRODUCTS |
| 520626-1 | QUICKFREEZE (VICTOR) |
| B86633 | FREEZERRVER PRODUCTS |
| 520628-1 | QUICKFREEZE (VICTOR) |
| B90749 | FREEZERRVER PRODUCTS |
| 52064-B | QUICKFREEZE (VICTOR) |
| B96072 | FREEZERRVER PRODUCTS |
| 52064-B1 | QUICKFREEZE (VICTOR) |
| B96083 | FREEZERRVER PRODUCTS |
| 52066-1 | QUICKFREEZE (VICTOR) |
| B-96083 | FRANKLIN MFG.CO. |
| 52067-1 | QUICKFREEZE (VICTOR) |
| B96086 | FREEZERRVER PRODUCTS |
| 52072 | QUICKFREEZE (VICTOR) |
| BGR2 | G.E. (General Electric) |
| 52073-1 | QUICKFREEZE (VICTOR) |
| A10-2755 | RANCO |
| BGR54 | G.E. (General Electric) |
| A10-2758 | RANCO |
| BO-8665 | QUICKFREEZE (VICTOR) |
| A10-2782 | RANCO |
| BR-2157 | BEN HUR MFG.CO. |
| BR-2212 | BEN HUR MFG.CO. |
| BR-2225 | BEN HUR MFG.CO. |
| BR-2233 | BEN HUR MFG.CO. |
| A10-2788 | RANCO |
| 5284 | COOLERATOR |
| A10-279 | RANCO |
| 5417426 | FRIGIDAIRE |
| A10-2799 | RANCO |
| 5417477 | FRIGIDAIRE |
| A10-2808 | RANCO |
| 5471-103 | ARKLA (SERVEL INC) |
| A10-2817 | RANCO |
| 5471-105 | ARKLA (SERVEL INC) |
| A10-2818 | RANCO |
| 5471-110 | ARKLA (SERVEL INC) |
| A10-2819 | RANCO |
| 5488 | COOLERATOR |
| A10-2833 | RANCO |
| 549535 | WHIRLPOOL |
| A10-2856 | RANCO |
| 549536 | KENMORE (SEARS) |
| BR-2238 | BEN HUR MFG.CO. |
| 5530-157 | PHILCO |
| 5530-226 | PHILCO |
| BR-2243 | BEN HUR MFG.CO. |
| 5530-256 | PHILCO |
| BR-2255 | BEN HUR MFG.CO. |
| 5530-311 | PHILCO |
| BR-2267 | BEN HUR MFG.CO. |
| 55329 | FREEZERRVER PRODUCTS |
| BR-2268 | BEN HUR MFG.CO. |
| 57117 | KELVINATOR |
| BR-2275 | BEN HUR MFG.CO. |
| 5850626 | FRIGIDAIRE |
| BR-2287 | BEN HUR MFG.CO. |
| 5850636 | FRIGIDAIRE |
| A10-2857 | RANCO |
| BR-2295 | BEN HUR MFG.CO. |
| A10-2868 | RANCO |
| A10-2892 | RANCO |
| A10-2894 | RANCO |
| A10-2909 | RANCO |
| A10-2918 | RANCO |
| A10-2933 | RANCO |
| BR-2297 | BEN HUR MFG.CO. |
| A10-2941 | RANCO |
| BR-2338 | BEN HUR MFG.CO. |
| A10-2972 | RANCO |
| BR-2500 | BEN HUR MFG.CO. |
| A10-2975 | RANCO |
| 5850637 | FRIGIDAIRE |
| BR-2503 | BEN HUR MFG.CO. |
| A10-2980 | RANCO |
| 5851021 | FRIGIDAIRE |
| A10-2999 | RANCO |
| 5876500 | FRIGIDAIRE |
| A10-3552 | RANCO |
| 5876501 | FRIGIDAIRE |
| BU-2487 | BEN HUR MFG.CO. |
| A10-3557 | RANCO |
| 5876510 | FRIGIDAIRE |
| BX-4724 | FRANKLIN MFG.CO. |
| 5876598 | FRIGIDAIRE |
| C10909-3 | SCHAEFER/STUDEBAKER |
| 600219 | UNIVERSAL LTD |
| 620-P-45 | GUELPH |
| 65100 | COOLERATOR |
| 682504 | MANITOWAC EQUIP. |
| 682513 | MANITOWAC EQUIP. |
| 682530 | MANITOWAC EQUIP. |
| 7204 | U-LINE |
| A10-3561 | RANCO |
| 73770 | GIBSON |
| A10-3564 | RANCO |
| C-1128 | ARTKRAFT MFG.CO. |
| A10-3569 | RANCO |
| A10-3577 | RANCO |
| A10-3586 | RANCO |
| A10-3590 | RANCO |
| A10-3593 | RANCO |
| 7428 | COOLERATOR |
| 7658 | COOLERATOR |
| C460715 | WESTINGHOUSE |
| 78403 | MANITOWAC EQUIP. |
| 78404-1 | MANITOWAC EQUIP. |
| 78404-2 | MANITOWAC EQUIP. |
| A10-3601 | RANCO |
| A10-3614 | RANCO |
| 78404-3 | MANITOWAC EQUIP. |
| A10-3615 | RANCO |
| A10-3618 | RANCO |
| A10-3631 | RANCO |
| CA10-2441 | RANCO |
| A10-3632 | RANCO |
| CA10-2891 | RANCO |
| A10-3635 | RANCO |
| 102133 | FIRESTONE |
| CA10-2994 | RANCO |
| 104966 | G.E. (General Electric) |
| CA10-3570 | RANCO |
| 1101280 | KELVINATOR |
| CA10-3590 | RANCO |
| 92050 | UNI-LINE |
| 1101282 | KELVINATOR |
| CA10-3592 | RANCO |
| 92051 | UNKNOWN |
| A10-3644 | RANCO |
| 110D-4304-13 | ADMIRAL |
| CA10-3601 | RANCO |
| 9502N192 | CUTLER HAMMER |
| A10-3648 | RANCO |
| 1125552 | FRIGIDAIRE |
| 9502N216 | CUTLER HAMMER |
| CA10-3632 | RANCO |
| 1125604 | FRIGIDAIRE |
| 9502N220 | CUTLER HAMMER |
| CA10-3637 | RANCO |
| 9502N270 | CUTLER HAMMER |
| CA10-3646 | RANCO |
| 9502N296 | CUTLER HAMMER |
| CA10-3691 | RANCO |
| 9502N317 | CUTLER HAMMER |
| CA10-3695 | RANCO |
| 9502N368 | CUTLER HAMMER |
| CA10-3699 | RANCO |
| A10-3648A | RANCO |
| 9502N428 | CUTLER HAMMER |
| CA10-3710 | RANCO |
| A10-3699 | RANCO |
| 9502N437 | CUTLER HAMMER |
| A10-3726 | RANCO |
| 9521N110 | CUTLER HAMMER |
| A10-3728 | RANCO |
| 1125677 | FRIGIDAIRE |
| A10-3736 | RANCO |
| 1127611 | FRIGIDAIRE |
| A10-3737 | RANCO |
| 1127619 | FRIGIDAIRE |
| A10-3741 | RANCO |
| 1127628 | FRIGIDAIRE |
| A10-3746 | RANCO |
| 1127632 | FRIGIDAIRE |
| A10-3779 | RANCO |
| 1127781 | FRIGIDAIRE |
| A10-3786 | RANCO |
| 1127832 | FRIGIDAIRE |
| A10-3795 | RANCO |
| 1128611 | FRIGIDAIRE |
| A10-3841 | RANCO |
| 1128661 | FRIGIDAIRE |
| A10-3854 | RANCO |
| A10-3856 | RANCO |
| A10-3861 | RANCO |
| A10-3862 | RANCO |
| CA10-3725 | RANCO |
| A10-3879 | RANCO |
| 9521N144 | CUTLER HAMMER |
| CA10-3730 | RANCO |
| A10-3886 | RANCO |
| 9521N148 | CUTLER HAMMER |
| A10-3889 | RANCO |
| CA10-3736 | RANCO |
| A10-3960 | RANCO |
| CA10-3737 | RANCO |
| A10-4446 | RANCO |
| CA10-3738 | RANCO |
| A10-4515 | RANCO |
| 9521N185 | CUTLER HAMMER |
| A-10477 | RANNEY |
| 9521N194 | CUTLER HAMMER |
| A10-604 | RANCO |
| 9521N35 | CUTLER HAMMER |
| A10-6163 | RANCO |
| CA10-3744 | RANCO |
| 1128663 | FRIGIDAIRE |
| CA10-3746 | RANCO |
| 1161897 | KELVINATOR |
| CA10-3791 | RANCO |
| 1220251 | KELVINATOR |
| CA10-3841 | RANCO |
| 13234 | WESTWARD |
| CA10-3859 | RANCO |
| 14B-1223 | CARRIER/AIR COND.CO. |
| CA10-4905 | RANCO |
| CA10-4907 | RANCO |
| CA10-4919 | RANCO |
| CA10-4921 | RANCO |
| CA10-828 | RANCO |
| CA10-829 | RANCO |
| CA10-830 | RANCO |
| CA10-889 | RANCO |
| CA30-304 | RANCO |
| CA30-305 | RANCO |
| CR1057L100C | G.E. (General Electric) |
| CT-53 | FOGEL REFRIGERATION |
| G0-6075 | BEN HUR MFG.CO. |
| G-1128 | UNIVERSAL MAJOR ELEC |
| GA30304 | GEMLINE |
| GA30305 | GEMLINE |
| GY-2245 | BEN HUR MFG.CO. |
| K-609 | RANCO |
| K7249 | PREWAY INC. |
| KR-1033-C | RANCO |
| KR-3127 | RANCO |
| KRX-604 | RANCO |
| KW-3060 | RANCO |
| MRA-464 | MARVEL INDUSTRIES |
| MRC-143 | MARVEL INDUSTRIES |
| MRC-21 | MARVEL INDUSTRIES |
| P-1544 | UNITED REFRIGERATION |
| P-1911B | UNITED REFRIGERATION |
| P-3266-D | UNITED REFRIGERATION |
| P-3320-B | UNITED REFRIGERATION |
| P-3763B | UNITED REFRIGERATION |
| P-3763-B | UNITED REFRIGERATION |
| P-4215-B | UNITED REFRIGERATION |
| P-4379-B | UNITED REFRIGERATION |
| P-4379D | UNITED REFRIGERATION |
| P-4379-D | UNITED REFRIGERATION |
| P-4381B | UNITED REFRIGERATION |
| P-4381-B | UNITED REFRIGERATION |
| P-4381D | UNITED REFRIGERATION |
| P-4831-D | UNITED REFRIGERATION |
| P-584 | UNITED REFRIGERATION |
| PP10476 | HILL REFRIGERATION |
| R10719-1 | COOLERATOR |
| R10719-2 | COOLERATOR |
| R11858-2 | COOLERATOR |
| R11859-2 | COOLERATOR |
| R12613 | COOLERATOR |
| R16723 | COOLERATOR |
| R19360-1 | COOLERATOR |
| RC32-1062 | ROBERTSHAW |
| RC32-1242 | ROBERTSHAW |
| RC32-1467 | ROBERTSHAW |
| RJ-1041 | RANCO |
| RJ-3059 | RANCO |
| RJ-3083 | RANCO |
| RJ-3090 | RANCO |
| RJ-3157 | RANCO |
| RJ-963 | RANCO |
| RJS-3110 | RANCO |
| RJS-3199X | RANCO |
| RJS-3213 | RANCO |
| RJX-1059 | RANCO |
| RJX-965 | RANCO |
| S-7354 | AMANA |
| S-8151 | AMANA |
| SP-64-28 | HEILWEIL J.P. IND. |
| SP-64-45B | HEILWEIL J.P. IND. |
| WR9X15 | G.E. (General Electric) |
| WR9X2 | G.E. (General Electric) |
| WR9X23 | G.E. (General Electric) |
| WR9X8 | G.E. (General Electric) |
| X102133 | FIRESTONE |
| X2145-910 | WHIRLPOOL |
| X520628-1 | GIBSON |