Hammond Mfg. - REPLACEMENT & UPGRADES - Tube Guitar Amplifier

REPLACEMENT & UPGRADES
Tube Guitar Amplifier - Power Transformers

Path: Home > Transformer Index > Tube Guitar Amp Xfmrs & Chokes - INDEX > Power Transformers

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Key Features:

Designed for drop in replacement of original units.
Physically, parts were designed to look similar to original factory units (where possible).
Material used & design specs. were kept as close as possible to the original part to preserve the stock "tone".
Power transformers marked UPGRADE (below) use high grade 29M6 magnetic steel laminations for reduced losses, more surge output power, cooler operation & longer life.
"Click" on thumbnail photos below for a full size photo of each part.

Fender (Power Transformers)
Hammond Part Number	Reader File	Primary	Equivalent To Mfg'ers Part Number	Thumbnail Photo	Amplifier Manufacturer	Amplifier Model Names
290AX	317K	120 VAC 60 Hz.	125P1B & 022772		Fender	Champ, Vibro Champ, Princeton, Princeton Reverb, Tweed Deluxe
291AX	311K	120 VAC 60 Hz.	UPGRADE
290AEX	322K	240 VAC 50 Hz.	Same as 290AX except 240 VAC & 50 Hz.
291AEX	314K	240 VAC 50 Hz	UPGRADE Same as 291AX except 240 VAC & 50 Hz.

Hammond Part Number	Reader File	Primary	Equivalent To Mfg'ers Part Number	Thumbnail Photo	Amplifier Manufacturer	Amplifier Model Names
290BX	310K	120 VAC 60 Hz.	125P23D & 041316		Fender	Deluxe, Deluxe Reverb
291BX	299K	120 VAC 60 Hz.	UPGRADE
290BEX	315K	240 VAC 50 Hz.	Same as 290BX except 240 VAC & 50 Hz.
291BEX	304K	240 VAC 50 Hz.	UPGRADE Same as 291BX except 240 VAC & 50 Hz.

Hammond Part Number	Reader File	Primary	Equivalent To Mfg'ers Part Number	Thumbnail Photo	Amplifier Manufacturer	Amplifier Model Names
290CX	356K	120 VAC 60 Hz.	125P26A & 022723		Fender	Vibrolux, Vibrolux Reverb, Tremolux
291CX	333K	120 VAC 60 Hz.	UPGRADE
290CEX	351K	240 VAC 50 Hz.	Same as 290CX except 240 VAC & 50 Hz.
291CEX	336K	240 VAC 50 Hz.	UPGRADE Same as 291CX except 240 VAC & 50 Hz.

Hammond Part Number	Reader File	Primary	Equivalent To Mfg'ers Part Number	Thumbnail Photo	Amplifier Manufacturer	Amplifier Model Names
290DX	274K	120 VAC 60 Hz.	125P5D & 022798		Fender	Super Reverb, Pro Reverb, Bandmaster Reverb, Tweed Bassman
291DX	366K	120 VAC 60 Hz.	UPGRADE
290DEX	356K	240 VAC 50 Hz.	Same as 290DX except 240 VAC & 50 Hz.
291DEX	359K	240 VAC 50 Hz.	UPGRADE Same as 291DX except 240 VAC & 50 Hz.

Hammond Part Number	Reader File	Primary	Equivalent To Mfg'ers Part Number	Thumbnail Photo	Amplifier Manufacturer	Amplifier Model Names
290EX	316K	120 VAC 60 Hz.	125P7D & 022814		Fender	Bassman, Concert, Pro
291EX	307K	120 VAC 60 Hz.	UPGRADE
290EEX	324K	240 VAC 50 Hz.	Same as 290EX except 240 VAC & 50 Hz.
291EEX	315K	240 VAC 50 Hz.	UPGRADE Same as 291EX except 240 VAC & 50 Hz.

Hammond Part Number	Reader File	Primary	Equivalent To Mfg'ers Part Number	Thumbnail Photo	Amplifier Manufacturer	Amplifier Model Names
290FX	333K	120 VAC 60 Hz.	125P34A & 022756		Fender	Twin Reverb, Dual Showman, Bassman 100
291FX	322K	120 VAC 60 Hz.	UPGRADE
290FEX	336K	240 VAC 50 Hz.	Same as 290FX except 240 VAC & 50 Hz.
291FEX	326K	240 VAC 50 Hz	UPGRADE Same as 291FX except 240 VAC & 50 Hz.

Hammond Part Number	Reader File	Primary	Equivalent To Mfg'ers Part Number	Thumbnail Photo	Amplifier Manufacturer	Amplifier Model Names
290RX	209K	120 VAC 60 Hz.	026477		Fender	Tone Master
290SX	251K	120 VAC 60 Hz.	026554		Fender	Vibro King
290TX	240K	120 VAC 60 Hz.	036483		Fender	'59 Bassman - Reissue
290UX	219K	120 VAC 60 Hz.	036958		Fender	Hot Rod Deluxe
290VX	228K	120 VAC 60 Hz.	041752		Fender	Hot Rod DeVille
290WX	201K	120 VAC 60 Hz.	047609		Fender	Stand Alone Reverb - 1963
290XX	210K	120 VAC 60 Hz.	049967		Fender	Blues Junior

Marshall (Power Transformers)
Hammond Part Number	Reader File	Primary	Equivalent To Mfg'ers Part Number	Thumbnail Photo	Amplifier Manufacturer	Amplifier Model Names
290GX	255K	120/220/240 VAC 50/60 Hz.	-		Marshall	JCM 800, JMP - 50 watt
290HX	362K	120/220/240 VAC 50/60 Hz.	-		Marshall	JCM 800 & JMP - 100 watt
290KX	412K	120/240 VAC 50/60 Hz.	-		Marshall	JCM 900 - 50 watt
290JX	400K	120/240 VAC 50/60 Hz.	-		Marshall	JCM 900 - 100 watt
290LX	315K	120/240 VAC 50/60 Hz.	-		Marshall	JTM 45
290QX	220K	120/240 VAC 50/60 Hz.	-		Marshall	JTM30

VOX (Power Transformers)
Hammond Part Number	Reader File	Primary	Equivalent To Mfg'ers Part Number	Thumbnail Photo	Amplifier Manufacturer	Amplifier Model Names
290PX	428K	120/240 VAC 50/60 Hz.	-		VOX	AC15
290NX	298K	100/120/220/230/240 VAC 50/60 Hz.	-		VOX	AC30 Vintage
290MX	422K	120/240 VAC 50/60 Hz.	-		VOX	AC30 Reissue

* DISCLAIMER: Hammond Mfg. is not affiliated with Fender Musical Instruments Corp., Marshall Amplification, Yorkville/Traynor or Vox Amplification companies. Amplifier model names: Blues Junior, Bandmaster, Bandmaster Reverb, Bassman, Bassman 100, Bronco, Champ, Vibro-Champ, Concert, Deluxe, Deluxe Reverb, Dual Showman, Princeton, Princeton Reverb, Pro, Pro Reverb, Reverb Driver, Super Reverb, Tremolux, Tweed Bassman, Tweed Deluxe, Twin Reverb, Twin Super, Vibrolux & Vibrolux Reverb are all trademarks of Fender Musical Instruments Corp.

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